Franciscus Mercurius van Helmont (1614 – 1698) traveled with Bohemian gypsies in search of the universal language of man, who the Deaf...

George Dalgarno (1616-1687) is their next victim. Seems he was from a long line of linguists that contemplated languages and were...

I think that Harlan Lane was using the Baron De Gerando's work to give his outline of the development of deaf education. The Baron was...