Gallaudet Video Presents
Links with Dr. Donalda Ammons. Deaf people having deaf children is nothing new but it scared Dr. Henry Chapman to the point that he introduced a bill that would prohibit Deaf persons from marrying each other. Not only that, Dr. Alexander Graham Bell had the similar belief about deaf people should not marry other deaf people. Explanations about horizontal and vertical family trees and how it applies to Dr. Ammonsí family tree as the link that connects various deaf families through marriage.