All you need to know about making and breaking codes.Gem Codes and Ciphers touches on everything from the smoke signals used by Native American Indians to encryption devices used …
The only guide you'll ever need to help you write better letters, whether for business or pleasure.The world gets smaller and contacts get faster but whether it's by computer or …
The complete guide to abbreviations and acronyms.from Abba to Zip, the complete guide to abbreviationsthe best and worst of acronyms, from Mencap to CREEPthe ideal reference source …
An entertaining, informative, and elegantly designed guide that makes understanding punctuation marks and symbols simple and fun.A rollicking linguistic ride for fans of Eats, …
100 Symbols That Changed The World looks at the genesis and adoption of the world's most recognizable symbols.Universal symbols have been used as a form of communication from the …
