Brauninger's patent boiler water purifier
Subtitle: to steam users ...
Publisher: J.W. Herman
Published: 1887
Place of publication: Toronto
Language: eng
Subjects: Feed-water purification; Equipment and supplies
Notes: Signed: J.W. Herman. Office, 114 1/2 King St. West, Toronto, Ont.

"Patd. U.S., March 11, 1884 ... Patd. Canada, March 16, 1885."

Latest testimonial dated Aug. 22nd, 1887.