GAY, CHARLES MERRICK.
Mechanical and electrical equipment for buildings, by Charles Merrick Gay & Charles De van Fawcett. 2d ed.
GAY, CHARLES MERRICK. Mechanical and electrical equipment for buildings, by Charles Merrick Gay & Charles De van Fawcett. 2d ed. © 19Feb45; A186211. Katherine G. Nichols, Louise G. Tyler (C of C. M. Gay) & Amy F. Fawcett (W); 13Mar72; R525513.
Katherine G. Nichols, Louise G. Tyler|C of C. M. Gay||Amy F. Fawcett|W