Card C00263
RBF DEFINITIONS
Air:
"We take on 54 pounds of air a day out of which we identify
seven pounds of oxygen.'
Cite RBF at Penn Bell videotaping session, Philadelphia,
22 Jan'75
RBF DEFINITIONS
Air:
"We take on 54 pounds of air a day out of which we identify
seven pounds of oxygen.'
Cite RBF at Penn Bell videotaping session, Philadelphia,
22 Jan'75