Describes various types of codes and ciphers giving examples of their use.
George Beal Books





Idioms
- 32 pages
- 2 hours of reading
With over 650 idioms explained and illustrated, this book is a practical and entertaining introduction to some of the richest phrases in the English language.
Tricks and Puzzles
- 40 pages
- 2 hours of reading
Focusing on tricks and puzzles, this is one of a series of illustrated information books covering popular subjects and containing facts, figures, drawings and diagrams.
Six alphabetically arranged chapters explain the meaning of well-known proverbs; track down the origins, roots, and history of words; explore commonplace idioms; and offer sound advice on how to make the most of the English language.
Factbook of the 20th century
- 237 pages
- 9 hours of reading