Deaf Mosaic 403. "In Der Nacht," an exhibition on the Holocaust developed from the memories and photographs saved by deaf people persecuted primary because of their hearing impairment; "The Signal Season of Dummy Hoy," an off-broadway production based on the life of a turn-of-the-century deaf baseball player; the paintings of Olof Hansen, an early 20th century deaf painter and architect; "The Gallaudet Encyclopedia on Deafness." [June, 1988]