- A History of Science, IV - Modern Development of the Chemical and Biological Sciences
- Putnam's Word Book
- Dogs and All About Them
- Stories of Inventors
- The Dominion of the Air - The Story of Aerial Navigation
- The Mastery of the Air
- American Encyclopedia - History, II
- Aeroplanes and Dirigibles of War
- The Story of Alchemy and the Beginnings of Chemistry
- The History of the Telephone