I love this book so much. Their are a lot of codes. Also If you like learning about world war 2, then this is definitely a book you should read.
its so!!!!!!!!!!!!!!!!!!!!!!!!good i love this book
I did not like this book. I started to read this book and I did not like it at all. ☹️☹️☹️
if you like codes then you will like this book
A very interesting book about codes and decoding.