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This article is from the American Gas Journal, October 11, 1925. It's a fine tale about The Story of Gas with many vintage photographs and drawings.

Jean Simon Bonnemain was the first to come up with the idea of central hot-water heating.

This is a reprint of an article that first appeared in the A.S.H.V.E. Journal section of Heating, Piping and Air Conditioning magazine in January 1931.

Thanks to Frank "Steamhead" Wilsey for finding and scanning this 1928 document, which announces the formation of the National Radiator Corporation from six smaller compan...

This is a wonderful review of the heating industry from its inception through 1960. It's told by our friends at Honeywell in their Trade Winds magazine.

This is the History of the Water Feeder and Low-Water Cutoff, as told by E. N. McDonnell of McDonnell & Miller to his sales people.

Hugh J. Barron of the Barron Steam Heating Company, a New-York-based engineering firm, made this speech to the Master Steam and Hot-Water Fitters Association of the Unite...

This article, by O.P. Hood of the U.S. Bureau of Mines, appeared in Coal-Heat magazine in June 1933.

This is from Alfred G. King's 1923 text, 500 Plain Answers to Direct Questions on Steam, Hot Water, Vapor and Vacuum Heating.

This is a nice piece from the US Department of Agriculture about greenhouse construction and heating, issued May, 1923.