Discover Colossus: The secrets of Bletchley Park's code-breaking computers by B. Jack Copeland.
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After spending years working in the corporate world, B. Jack Copeland finally decided to pursue a lifelong passion for writing. They currently reside in a quiet suburb where they spend most of their time outlining new stories, reading extensively, and occasionally attempting to bake.
Really enjoyed this one. I got really invested in the main character's journey. Everything just clicked for me. Will be looking for more from this author.
Jacob AllenApril 29, 2024
Really enjoyed this one. The writing style is very engaging. It’s easy to follow but still has a lot of depth. Definitely recommend it if you like this genre.
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Michael BakerMay 09, 2024
Good, but not quite perfect. I liked the main character, though some of the side plots were just okay. A solid 4 stars from me.
Sharon GreenDecember 27, 2025
It was just alright. The pacing was a bit slow and I found myself skimming a few pages. It wasn't terrible, just okay. Probably won't read it again, but it was an okay way to pass the time.
Carol DavisMarch 02, 2024
Glad someone recommended this to me. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Worth the time and money.
Christopher PerezMarch 02, 2024
Honestly one of the better books I've read lately. I loved how the story unfolded. It kept me guessing without being too confusing. Definitely recommend it if you like this genre.
Charles RiveraMarch 20, 2025
Took me a few chapters to get into it, but it was worth it. It held my attention, even if a few things were a little predictable. Enjoyable weekend read.
Patricia FloresFebruary 25, 2024
A solid read. I liked the main character, though some of the side plots were just okay. Enjoyable weekend read.
Carol TaylorJanuary 18, 2025
Honestly one of the better books I've read lately. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. Glad I picked this up.
Andrew DiazJanuary 21, 2024
I was pleasantly surprised. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Will be looking for more from this author.
Linda AdamsSeptember 21, 2025
Really enjoyed this one. I loved how the story unfolded. It kept me guessing without being too confusing. Worth the time and money.
Linda MartinJuly 18, 2024
I was pleasantly surprised. The writing style is very engaging. It’s easy to follow but still has a lot of depth. Would probably read it again at some point.
Richard LeeAugust 01, 2025
Glad someone recommended this to me. I got really invested in the main character's journey. Everything just clicked for me. Definitely recommend it if you like this genre.
Patricia ReyesMarch 20, 2025
Really enjoyed this one. The writing style is very engaging. It’s easy to follow but still has a lot of depth. A solid 5/5 for me.
Susan LeeNovember 30, 2025
Glad someone recommended this to me. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Worth the time and money.
Steven WalkerMarch 28, 2025
A very satisfying read. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. A solid 5/5 for me.
Melissa CampbellJanuary 27, 2024
Pretty good overall. The middle dragged a tiny bit, but the ending totally made up for it. Not bad at all.
Linda HallSeptember 05, 2025
A very satisfying read. The writing style is very engaging. It’s easy to follow but still has a lot of depth. Definitely recommend it if you like this genre.
Jacob PhillipsMay 03, 2024
Glad someone recommended this to me. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. Will be looking for more from this author.
Sharon LopezMay 17, 2024
I was pleasantly surprised. I loved how the story unfolded. It kept me guessing without being too confusing. A solid 5/5 for me.
Emily MartinezFebruary 26, 2024
It was okay. The writing was fine, but I didn't feel very connected to the characters. They felt a bit flat. A generous 3 stars.
Betty AllenSeptember 24, 2025
I was pleasantly surprised. The author did a great job wrapping everything up at the end. No weird plot holes left behind. A solid 5/5 for me.
Nancy MartinMay 26, 2025
Such a great read. The writing style is very engaging. It’s easy to follow but still has a lot of depth. A solid 5/5 for me.
Margaret BakerAugust 15, 2024
Such a great read. I got really invested in the main character's journey. Everything just clicked for me. Will be looking for more from this author.
Michelle LopezMarch 25, 2024
Took me a few chapters to get into it, but it was worth it. It held my attention, even if a few things were a little predictable. Not bad at all.
Cynthia EvansJune 18, 2025
Such a great read. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Definitely recommend it if you like this genre.
Carol WhiteSeptember 17, 2025
Honestly one of the better books I've read lately. I loved how the story unfolded. It kept me guessing without being too confusing. A solid 5/5 for me.
Mark WalkerNovember 24, 2024
I was pleasantly surprised. The writing style is very engaging. It’s easy to follow but still has a lot of depth. Definitely recommend it if you like this genre.
George HillMay 05, 2025
Really enjoyed this one. I got really invested in the main character's journey. Everything just clicked for me. Glad I picked this up.
Brian CollinsDecember 07, 2025
I liked it for the most part. Writing is good, just wish there was a bit more depth in certain parts. Still kept my attention though. Not bad at all.
Jessica PhillipsMay 07, 2025
Glad someone recommended this to me. I loved how the story unfolded. It kept me guessing without being too confusing. A solid 5/5 for me.
Susan HernandezSeptember 04, 2024
Really enjoyed this one. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Would probably read it again at some point.
Mark TurnerNovember 08, 2024
I was pleasantly surprised. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. Worth the time and money.
Susan WilliamsAugust 25, 2025
Glad someone recommended this to me. I got really invested in the main character's journey. Everything just clicked for me. Worth the time and money.
Jennifer WrightSeptember 16, 2025
I have mixed feelings about this one. Some parts were interesting, while others were a bit of a slog to get through. It's fine if you have nothing else to read.
Susan LeeSeptember 18, 2024
Honestly one of the better books I've read lately. The writing style is very engaging. It’s easy to follow but still has a lot of depth. Glad I picked this up.
Stephanie HallDecember 06, 2025
Really enjoyed this one. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Will be looking for more from this author.
Charles TurnerJanuary 04, 2025
Such a great read. I loved how the story unfolded. It kept me guessing without being too confusing. A solid 5/5 for me.
Michael ReyesJune 06, 2025
A very satisfying read. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. A solid 5/5 for me.
Susan PerezOctober 28, 2025
A very satisfying read. I got really invested in the main character's journey. Everything just clicked for me. Would probably read it again at some point.
Brian AllenMay 02, 2025
I was pleasantly surprised. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. A solid 5/5 for me.
Robert CarterJanuary 12, 2024
Honestly one of the better books I've read lately. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Will be looking for more from this author.
Ashley CruzOctober 17, 2024
Good, but not quite perfect. It held my attention, even if a few things were a little predictable. I'd probably recommend it to a friend.
Betty AllenDecember 25, 2024
Took me a few chapters to get into it, but it was worth it. Interesting premise and executed fairly well. Just a few slow chapters here and there. A solid 4 stars from me.
Carol DiazFebruary 09, 2024
Took me a few chapters to get into it, but it was worth it. Interesting premise and executed fairly well. Just a few slow chapters here and there. Enjoyable weekend read.
Andrew DiazApril 16, 2025
Pretty good overall. Writing is good, just wish there was a bit more depth in certain parts. Still kept my attention though. A solid 4 stars from me.
Christopher YoungAugust 20, 2025
Really enjoyed this one. I loved how the story unfolded. It kept me guessing without being too confusing. Glad I picked this up.
Mary JohnsonApril 17, 2025
Finished it in a couple of days. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. Glad I picked this up.
Daniel PhillipsAugust 17, 2024
Pretty good overall. Writing is good, just wish there was a bit more depth in certain parts. Still kept my attention though. Still a good book.
William DavisJuly 04, 2025
Finished it in a couple of days. I got really invested in the main character's journey. Everything just clicked for me. Would probably read it again at some point.
Andrew ThomasOctober 12, 2024
I liked it for the most part. I liked the main character, though some of the side plots were just okay. Still a good book.
Michael MartinMarch 20, 2024
Took me a few chapters to get into it, but it was worth it. Interesting premise and executed fairly well. Just a few slow chapters here and there. Enjoyable weekend read.
John WrightJune 28, 2024
Finished it in a couple of days. I got really invested in the main character's journey. Everything just clicked for me. Glad I picked this up.
Nancy MillerFebruary 07, 2024
Glad someone recommended this to me. I got really invested in the main character's journey. Everything just clicked for me. Will be looking for more from this author.
James EdwardsMarch 20, 2024
Pretty good overall. Interesting premise and executed fairly well. Just a few slow chapters here and there. I'd probably recommend it to a friend.
William RamirezFebruary 04, 2024
Pretty good overall. The middle dragged a tiny bit, but the ending totally made up for it. A solid 4 stars from me.
James DavisJune 21, 2025
Really enjoyed this one. I loved how the story unfolded. It kept me guessing without being too confusing. Definitely recommend it if you like this genre.
Linda PerezNovember 29, 2025
Not bad, but not my favorite. Some parts were interesting, while others were a bit of a slog to get through. It's fine if you have nothing else to read.
Rebecca DiazMay 02, 2025
Finished it in a couple of days. The writing style is very engaging. It’s easy to follow but still has a lot of depth. A solid 5/5 for me.
Joseph RamirezDecember 05, 2025
Honestly one of the better books I've read lately. The author did a great job wrapping everything up at the end. No weird plot holes left behind. A solid 5/5 for me.
Sandra WilsonAugust 13, 2025
Pretty good overall. The middle dragged a tiny bit, but the ending totally made up for it. A solid 4 stars from me.
Gary AdamsMay 09, 2025
Pretty good overall. Interesting premise and executed fairly well. Just a few slow chapters here and there. A solid 4 stars from me.
Gary WalkerDecember 21, 2024
Really enjoyed this one. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Glad I picked this up.
Laura MillerDecember 26, 2025
A solid read. Interesting premise and executed fairly well. Just a few slow chapters here and there. Enjoyable weekend read.
Michael BakerSeptember 27, 2024
Finished it in a couple of days. The writing style is very engaging. It’s easy to follow but still has a lot of depth. Will be looking for more from this author.
Mary FloresApril 19, 2025
I was pleasantly surprised. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Definitely recommend it if you like this genre.
Betty ParkerNovember 15, 2024
A solid read. The middle dragged a tiny bit, but the ending totally made up for it. I'd probably recommend it to a friend.
Brian CarterMay 27, 2024
I was pleasantly surprised. The writing style is very engaging. It’s easy to follow but still has a lot of depth. Would probably read it again at some point.
Anthony EvansMay 10, 2025
A very satisfying read. The writing style is very engaging. It’s easy to follow but still has a lot of depth. Will be looking for more from this author.
Carol ThomasAugust 04, 2025
A very satisfying read. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. A solid 5/5 for me.
Elizabeth PhillipsApril 19, 2025
Glad someone recommended this to me. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Definitely recommend it if you like this genre.
Gary MooreNovember 17, 2024
A solid read. Writing is good, just wish there was a bit more depth in certain parts. Still kept my attention though. A solid 4 stars from me.
George LewisJanuary 25, 2025
Honestly one of the better books I've read lately. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. Definitely recommend it if you like this genre.
Andrew PhillipsJuly 14, 2025
I was pleasantly surprised. The author did a great job wrapping everything up at the end. No weird plot holes left behind. A solid 5/5 for me.
Joshua HernandezMay 09, 2025
Pretty good overall. The middle dragged a tiny bit, but the ending totally made up for it. A solid 4 stars from me.
Mark TorresAugust 12, 2024
I have mixed feelings about this one. Some parts were interesting, while others were a bit of a slog to get through. It's fine if you have nothing else to read.
Laura MillerSeptember 22, 2024
I was pleasantly surprised. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. Glad I picked this up.
Lisa MooreJuly 25, 2025
It was okay. Some parts were interesting, while others were a bit of a slog to get through. Might work better for someone else, just wasn't completely for me.
Ashley ScottOctober 29, 2024
It was okay. It had some good moments, but the overall plot felt a bit disjointed in the second half. Probably won't read it again, but it was an okay way to pass the time.
Robert CollinsNovember 06, 2024
Good, but not quite perfect. It held my attention, even if a few things were a little predictable. Not bad at all.
Susan DiazJuly 10, 2025
Such a great read. I got really invested in the main character's journey. Everything just clicked for me. Glad I picked this up.
Amanda LewisDecember 20, 2025
Took me a few chapters to get into it, but it was worth it. It held my attention, even if a few things were a little predictable. I'd probably recommend it to a friend.
Andrew AndersonJanuary 14, 2025
Glad someone recommended this to me. I got really invested in the main character's journey. Everything just clicked for me. Will be looking for more from this author.
Sandra NguyenNovember 30, 2025
Finished it in a couple of days. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Worth the time and money.
Richard LeeJanuary 20, 2025
It was okay. It had some good moments, but the overall plot felt a bit disjointed in the second half. Just right down the middle.
Nancy YoungJanuary 27, 2024
Really enjoyed this one. The writing style is very engaging. It’s easy to follow but still has a lot of depth. Glad I picked this up.
Charles ThomasOctober 12, 2025
Glad someone recommended this to me. I got really invested in the main character's journey. Everything just clicked for me. Would probably read it again at some point.
Nancy NelsonJune 13, 2025
Finished it in a couple of days. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Will be looking for more from this author.
Deborah YoungNovember 07, 2025
I liked it for the most part. Interesting premise and executed fairly well. Just a few slow chapters here and there. Still a good book.
Barbara AllenApril 27, 2025
Finished it in a couple of days. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Worth the time and money.
Melissa CampbellNovember 15, 2025
Glad someone recommended this to me. I got really invested in the main character's journey. Everything just clicked for me. Worth the time and money.
Gary ReyesApril 29, 2025
A very satisfying read. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Glad I picked this up.
Deborah WalkerOctober 15, 2024
Pretty good overall. The middle dragged a tiny bit, but the ending totally made up for it. A solid 4 stars from me.
Betty JacksonSeptember 09, 2024
Glad someone recommended this to me. The writing style is very engaging. It’s easy to follow but still has a lot of depth. Definitely recommend it if you like this genre.
Jennifer WrightMarch 08, 2024
Pretty good overall. It held my attention, even if a few things were a little predictable. A solid 4 stars from me.
William CruzJuly 21, 2025
I was pleasantly surprised. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Would probably read it again at some point.
Jacob MitchellApril 23, 2024
Really enjoyed this one. I got really invested in the main character's journey. Everything just clicked for me. Would probably read it again at some point.
Michael BakerFebruary 03, 2024
A very satisfying read. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Would probably read it again at some point.
Emily MartinezJune 29, 2024
I liked it for the most part. I liked the main character, though some of the side plots were just okay. I'd probably recommend it to a friend.
Emily YoungMarch 16, 2025
I was pleasantly surprised. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. Glad I picked this up.
Sandra WilsonApril 16, 2024
It was okay. It had some good moments, but the overall plot felt a bit disjointed in the second half. Just right down the middle.
Michelle EvansFebruary 25, 2025
Finished it in a couple of days. I got really invested in the main character's journey. Everything just clicked for me. Definitely recommend it if you like this genre.
Anthony MillerMay 17, 2025
A very satisfying read. I loved how the story unfolded. It kept me guessing without being too confusing. A solid 5/5 for me.
Michelle KingNovember 21, 2025
Glad someone recommended this to me. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Glad I picked this up.
Gary MooreJuly 28, 2025
I liked it for the most part. The middle dragged a tiny bit, but the ending totally made up for it. Still a good book.
Gary LopezDecember 05, 2024
I was pleasantly surprised. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. Glad I picked this up.
Ashley AdamsFebruary 25, 2024
Glad someone recommended this to me. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Would probably read it again at some point.
Nicholas LopezMarch 16, 2025
I was pleasantly surprised. I got really invested in the main character's journey. Everything just clicked for me. Glad I picked this up.
Nancy ClarkMay 10, 2025
Honestly one of the better books I've read lately. The writing style is very engaging. It’s easy to follow but still has a lot of depth. A solid 5/5 for me.
Betty ParkerApril 05, 2025
Honestly one of the better books I've read lately. I got really invested in the main character's journey. Everything just clicked for me. Will be looking for more from this author.
Michael BakerJune 30, 2024
Such a great read. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Definitely recommend it if you like this genre.
Anthony GarciaFebruary 22, 2024
Took me a few chapters to get into it, but it was worth it. It held my attention, even if a few things were a little predictable. I'd probably recommend it to a friend.
Daniel TaylorMay 03, 2024
Finished it in a couple of days. I loved how the story unfolded. It kept me guessing without being too confusing. A solid 5/5 for me.
Andrew JonesAugust 07, 2024
Really enjoyed this one. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Would probably read it again at some point.
Ashley AllenMay 25, 2024
I have mixed feelings about this one. Some parts were interesting, while others were a bit of a slog to get through. Just right down the middle.
Andrew PhillipsApril 06, 2025
A solid read. Writing is good, just wish there was a bit more depth in certain parts. Still kept my attention though. Enjoyable weekend read.
Thomas WilsonAugust 20, 2025
Really enjoyed this one. I loved how the story unfolded. It kept me guessing without being too confusing. Will be looking for more from this author.
Brian CarterJune 20, 2024
Glad someone recommended this to me. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Glad I picked this up.
Margaret GreenJanuary 27, 2024
It was okay. It had some good moments, but the overall plot felt a bit disjointed in the second half. Just right down the middle.
Michelle RamirezMarch 04, 2024
Not bad, but not my favorite. It had some good moments, but the overall plot felt a bit disjointed in the second half. Probably won't read it again, but it was an okay way to pass the time.
Lisa NguyenSeptember 18, 2024
Glad someone recommended this to me. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Definitely recommend it if you like this genre.
Elizabeth WrightJuly 27, 2025
Such a great read. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Would probably read it again at some point.
Ashley NelsonFebruary 06, 2025
Such a great read. The author did a great job wrapping everything up at the end. No weird plot holes left behind. Worth the time and money.
Charles RiveraMay 16, 2024
Good, but not quite perfect. The middle dragged a tiny bit, but the ending totally made up for it. Still a good book.
George TorresSeptember 08, 2025
I was pleasantly surprised. The writing style is very engaging. It’s easy to follow but still has a lot of depth. Glad I picked this up.
Emily NguyenMarch 24, 2024
I liked it for the most part. Writing is good, just wish there was a bit more depth in certain parts. Still kept my attention though. Enjoyable weekend read.
Linda MartinJuly 25, 2025
Glad someone recommended this to me. I loved how the story unfolded. It kept me guessing without being too confusing. Definitely recommend it if you like this genre.
Kimberly HernandezDecember 18, 2024
Took me a few chapters to get into it, but it was worth it. I liked the main character, though some of the side plots were just okay. Not bad at all.
Dorothy LopezNovember 21, 2024
Good, but not quite perfect. It held my attention, even if a few things were a little predictable. Not bad at all.
Donna RodriguezMarch 23, 2025
Finished it in a couple of days. I loved how the story unfolded. It kept me guessing without being too confusing. Will be looking for more from this author.
Susan DiazJune 25, 2025
I was pleasantly surprised. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. Will be looking for more from this author.
Thomas MillerOctober 21, 2024
Glad someone recommended this to me. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Will be looking for more from this author.
Dorothy WilliamsSeptember 07, 2024
I liked it for the most part. It held my attention, even if a few things were a little predictable. I'd probably recommend it to a friend.
Sarah JohnsonAugust 30, 2025
Finished it in a couple of days. It has a good balance of dialogue and description. Everything felt like it moved at the right speed. Definitely recommend it if you like this genre.
Kimberly CollinsApril 20, 2024
Took me a few chapters to get into it, but it was worth it. I liked the main character, though some of the side plots were just okay. A solid 4 stars from me.
Mark LopezJuly 02, 2025
A very satisfying read. I got really invested in the main character's journey. Everything just clicked for me. Would probably read it again at some point.
Carol WhiteDecember 15, 2025
It was okay. The writing was fine, but I didn't feel very connected to the characters. They felt a bit flat. Probably won't read it again, but it was an okay way to pass the time.
Ashley DavisMarch 11, 2025
I liked it for the most part. Interesting premise and executed fairly well. Just a few slow chapters here and there. I'd probably recommend it to a friend.
Margaret RobertsJanuary 23, 2024
Took me a few chapters to get into it, but it was worth it. The middle dragged a tiny bit, but the ending totally made up for it. A solid 4 stars from me.
Ryan CruzFebruary 23, 2024
Such a great read. I loved how the story unfolded. It kept me guessing without being too confusing. Will be looking for more from this author.
Mary CollinsSeptember 26, 2025
I liked it for the most part. Interesting premise and executed fairly well. Just a few slow chapters here and there. A solid 4 stars from me.
Emily CampbellNovember 08, 2024
A solid read. Interesting premise and executed fairly well. Just a few slow chapters here and there. Not bad at all.
Ashley CruzJune 11, 2025
Not bad, but not my favorite. The pacing was a bit slow and I found myself skimming a few pages. It wasn't terrible, just okay. Probably won't read it again, but it was an okay way to pass the time.
Susan AdamsAugust 28, 2024
I was pleasantly surprised. The pacing was spot on and the characters felt real. I didn't find myself getting bored at any point. Definitely recommend it if you like this genre.
Ashley MooreJune 14, 2024
Good, but not quite perfect. It held my attention, even if a few things were a little predictable. A solid 4 stars from me.
Nicholas SanchezJune 23, 2025
Good, but not quite perfect. I liked the main character, though some of the side plots were just okay. Not bad at all.
Karen FloresMarch 08, 2024
A solid read. Writing is good, just wish there was a bit more depth in certain parts. Still kept my attention though. Not bad at all.
Daniel BrownDecember 08, 2024
A solid read. I liked the main character, though some of the side plots were just okay. Still a good book.
Richard DavisJune 07, 2025
Good, but not quite perfect. It held my attention, even if a few things were a little predictable. Still a good book.
Patricia FloresMay 14, 2025
A solid read. Writing is good, just wish there was a bit more depth in certain parts. Still kept my attention though. A solid 4 stars from me.
