Frank C. Laubach
In the Know/Book 1
In The Valley
Laubach Way to Reading 4: Other Vowel Sounds and Consonant Spellings
People and Places: Correlated Reader (Laubach Way to Reading)
Silent Billion Speak, The
The Inspired Letters in Clearest English
Forty Years With the Silent Billion; Adventuring in Literacy
India Shall Be Literate
Inspired Letters of the New Testament
Letters By a Modern Mystic
New Streamlined English Series (Teachers Manual)
Teaching the world to read