The Molby Heating Boiler :
self feeding /
Molby Boiler Company, Incorporated.

APA Citation

Molby Boiler Company, I. (1930). The Molby Heating Boiler: self feeding. Fourth edition. New York, N.Y.: Molby Boiler Company, Incorporated.

MLA Citation

Molby Boiler Company, Incorporated. The Molby Heating Boiler: Self Feeding. Fourth edition. New York, N.Y.: Molby Boiler Company, Incorporated, 1930.

Warning: These citations may not always be complete (especially for serials).