George Harrison | Benjamin Harrison | Harrison Ford | Fielding Gray | Gray Davis | William Henry Harrison | Gray's Inn | Macy Gray | Lou Harrison | The Picture of Dorian Gray | Harrison | Harrison Birtwistle | John Harrison | Asa Gray | Thomas Gray | Rex Harrison | Gray | Alasdair Gray | Harrison Gray Otis | Charles Gray | William M. Gray | John Edward Gray | Gray's Anatomy | William Harrison Rice | William Harrison Binnie | Tamyra Gray | Robert Gray | Michael Harrison | Harrison, New Jersey | Harrison Gray Otis (lawyer) |
Dyar also had the idea of spacing the sparks in such a way as to form an alphabetic code and developed out this code years before Morse developed his Morse code.
He was awarded a Master of Arts degree in biology from Columbia University in 1894, with his thesis on the classification of Lepidoptera, and a Doctor of Philosophy degree in 1895, with his dissertation on airborne bacteria in New York City.