Location found: Nelsonville, Ohio, 7/30/17
Weight: 4lb 3.9oz
Dimensions: 8 x 3 5/8 x 2 1/4in
This is an error brick, it is missing the M in made it reads, “ADE IN USA”.
Manufactured by National Fireproofing Corporation, also known as NATCO, in Haydenville between 1906 and 1958. NATCO existed in Haydenville Ohio from 1906, when they purchased Haydenville Mining & Manufacturing Company. They re-branded from National fireproofing corporation, to NATCO in the 1930’s. For more information on NATCO, see Haydenville Company History.
