This firm was established in 1890 as Joseph Thompson. In 1903 they were incorporated as Thompson Manufacturing Co. They made blacksmithing equipment, including post drills, forges and blowers. The company survived into the early 1920s.

Information Sources

• Cumberland Museum, in Cumberland BC, reportedly has a post drill from this maker.
• According to a posting at the IForgeIron.com website, a forge from this maker is very similar to a forge from Canedy-Otto Manufacturing Co. of Illinois.
• The Canadian Department of Labour's The Labour Gazette for February 1903 has the following note.

  Grand Bay.—Letters patent have been issued incorporating the Thompson Manufacturing Company, with a capital stock of $40,000.

• The 1903-01-29 Iron Trade Review has this item.

  The Thompson Mfg. Co., Ltd., St. John, N. B., has been incorporated with a capital of $40,000 to carry on a general foundry and machine business.

• The 1903-02-12 Iron Trade Review has this item.

  The Thompson Mfg. Co., recently incorporated at St. John, N. B., has purchased about 110 acres at Grand Bay, Kings Co., N. B., which is situated ten miles of of St. John, on the line of the C. P. R. R. The company intends to erect one building 150x40 feet and another 80x40 feet. It will enter the foundry business in connection with its machine works. The company succeeds Joseph Thompson, owner of machine works.

• The 1915 edition of J. J. Harpell's Canadian Industry, Commerce and Finance lists this firm under anvils and vises, tire benders, blacksmiths' blowers, pressure blowers, bone cutters, fan and exhaust systems, portable and stationary forges, tuyere irons, boot and shoe lasts, tire upsetters, iron vases, and horseshoers' vises.
• The 1921 EMF Electrical Yearbook has a listing for "THOMPSON MACHINERY CO., LTD.—Grand Bay, N. B. Can. Manufacturer of boring machines, aluminum, brass, copper and other metal castings. Business established 1890. President, W. H. Thorne; superintendent, Thomas Bell; general manager, Joseph Thompson." We found no other mentions of a Thompson Machinery Co. of Grand Bay, so we assume this name was in error.
• A 1923 edition of Canadian Foundryman and Metal Industry News has this snippet:

  One of the oldest foundries in the maritime provinces is that of the Thompson Manufacturing Company, Grand Bay, N. S. Grand Bay is a village with only one other industry, that of a saw mill, which is closed down part of each year, so that the ...