A Neighborhood Was Jarred By Cries of 'the Mute Ones'
Interview with residents of Jackson Heights, Queens, neighborhood where dozens of mostly deaf and mute Mexicans were discovered living in squalor in two crammed apartments as indentured laborers; co-owner of building says when she bought dwelling three months ago tenants were already living there, and that she did not know who was renting house; map (M)
