How to build up furnace efficiency.
A hand-book of fuel economy (including a few snorts about industrial efficiency and other things).
By Jos. w. Hays, ... .

APA Citation

Hays, J. W. (Joseph Weller). (1916). How to build up furnace efficiency: A hand-book of fuel economy (including a few snorts about industrial efficiency and other things). Tenth edition, revised and enlarged ... . Chicago: G.L. Simonds & Co..

MLA Citation

Hays, Jos. W. (Joseph Weller), 1868-. How to Build Up Furnace Efficiency: A Hand-book of Fuel Economy (including a Few Snorts About Industrial Efficiency And Other Things). Tenth edition, revised and enlarged ... . Chicago: G.L. Simonds & Co., 1916.