Title: Famous Valentine's Day Quotes in Word Puzzles, Author: Anna Remorova
Title: Curious Cryptograms, Author: Amy Gramour
Title: Curiouser Cryptograms, Author: Amy Gramour
#2 in Series
Title: Brain Teaser Cryptogram Puzzles, Author: R.D. Shar
Title: Cracking Codes and Cryptograms For Dummies, Author: Denise Sutherland