ALEXANDER GRAHAM BELL. Partly printed diploma on vellum, 16-1/2 x 13-3/4, from the School of Vocal Physiology, Boston, MA, May 15, 1878, boldly signed by Bell and his father, Alexander Melville Bell. Fine condition, with a slight imperfection at the bottom of the page, affecting nothing. Bell was known for his extensive involvement in working with the deaf, opening his school in 1872 and utilizing a method of physiological phonetics earlier developed by his father.
$1,200 |
