THE PIQUA BLOWER CO., 



PIQU A, OHIO. 



POSITIVE BLOWERS 



ADAPTED TO 



Copper, Silver and Lead Smelters, Gray Iron 



Foundry Cupolas, Oil and Gas Furnaces, 



Forge Fires and Pneumatic Cash Tube Systems. 



ALSO BUILDERS OF- 



— Gas Exhausters and Pumps. — 



