National Geographic : 1947 Mar
Alexander Graham Bell (Right, Top of Steps) First Taught American Deaf Children atThis School inBoston His pupils learned to read lips and associate symbols with the vocal processes of forming various sounds, a method of"visible speech" developed byhisfather, Alexander Melville Bell. It was a forerunner of Bell Laboratories' modern electrical "visible speech" (page 300). This group ofpupils and teachers oftheBoston School for the Deaf (now the Horace Mann School) was photographed June 21, 1871. Bell was then 24 years old. Top leftisRev. Dexter King, founder ofthe school. Sarah Fuller, principal, fourth row, second from left.