The milk truck body is not ventilated or lighted and not fit for use. No provision was made for lavatory. bathing or laundry facilities. Eight people were living in the truck body and shed. which Dr. Govan correctly branded "breeding grounds for disease." Dr. Govan described one case which probably can be multiplied many times to show the potential threat to health. In this instance. a nurse working among migrant laborers found a man with a possible case of tuberculosis. He was Xrayed in the mobile unit and diagnosed as a possible tubdrcular. When the nurse returned to advise him to get a definite diagnosis. she could not find him.