1. The Physiologically Glean Mouth;Bodecker;D. Cosmos,1926
2. Folklore and Cultural History of the Toothpick and Toothbrush;Kanner;D. Cosmos,1926
3. Story of the Toothbrush;Thomas;D. Digest,1924
4. History of the Toothbrush and Hair-Bristle Toothbrush;Asgis;D. Digest,1929
5. History of the Toothbrush;Addis;Brit. D. J.,1939