1. Who did it first?;Mills;Dental Cosmos,1883
2. Who first filled nerve cavities?;McQuillen;Dental Cosmos,1862
3. Dr. Maynard's method of extirpating the pulp;McQuillen;Dental Cosmos,1860
4. Kirk EC, ed. The American textbook of operative dentistry. Philadelphia and New York: Lea Brothers and Company, 1900-452-63.
5. The securing and maintaining of asepsis during canal operations;Lee;Dental Cosmos,1915