Edward Maynard was the son of Moses Maynard and Chloe Butler. He married twice: 1. Ellen Sophia Doty. 2. Nelie Long.
In 1857, he became professor of theory and practice at Baltimore College of Dental Surgery, and he held the same chair in the dental department of the National University at Washington. He devised many methods and instruments in connection with his profession, but was best known for his improvements in fire arms.
Herringshaw's Encyclopedia of American Biography of the Nineteenth Century, p. 627; Who Was Who in America. Historical Volume, 1607-1896, Chicago, 1963, p. 341.