Credits: Collaborators, Hermann I. Schlesinger, Harvey B. Lemon.
© Encyclopaedia Britannica Films, Inc.; 18Jun46; MP775.
OXY-ACETYLENE WELDING—LIGHT METAL. c1944. 1 reel, sd.
Appl. author: George W. Chapman.
© DeFrenes & Co.; 18Sep44; MP15287.
OXYGEN. Coronet, c1947. 11 min., sd., b&w, 16mm.
Credits: Collaborator, Therald Moeller.
© Coronet Instructional Films, a division of Esquire, Inc.; 29Aug47; MP2557.
OXYGEN THERAPY IN HEART DISEASE. Linde Air Products Co. sd.
© Linde Air Products Co.; title & descr., 19Jun47; 3 prints. 1May47; MU2135.