Document RQzYQO3N4NExoBR52mXd8rRV

Oidirnuiii: 0. A: Sander, M.D. PneumocomoiiJ m Coot Mmcrj m Aiobonio Louis Fncdman, M.D. Discussion ----- -- .i Pulmonary Function Studies of Coal Miners in Pennsylvania and West Virginia Hurley L. Motley, M.D Pulmonary Function Studies of Cool Miners m Wales Philip Hugh-Jones, M. Discussion SEVENTH SARANAC -0018 rl