Category: Nelsonville

Hocking Valley Block

Hocking Valley Block 2 8-3-17

Location found: Nelsonville, Ohio, 8/3/17

Weight: 9lb 11.0oz

Dimensions: 9 x 4 x 3 1/4in

This block has a distinctive defect, on the bottom there is a vertical line that is not seen on any other blocks of its type. The interesting thing about this mark is that it happened during manufacturing. The cut is glazed, which means that is was put there before the brick was fired in the kiln.

NATCO Brick

NATCO Brick 2 7-30-17NATCO Brick 3 7-30-17NATCO Brick 4 7-30-17NATCO Brick 5 7-30-17

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.

NATCO Conduit Telephone Tile

NATCO Conduit Telephone Tile 2 8-3-17NATCO Conduit Telephone Tile 3 8-3-17NATCO Conduit Telephone Tile 4 8-3-17NATCO Conduit Telephone Tile 5 8-3-17NATCO Conduit Telephone Tile 6 8-3-17NATCO Conduit Telephone Tile 7 8-3-17

Location found: Nelsonville, Ohio, 8/3/17

Weight: 103lb 0.0oz

Dimensions: 41 5/8 x 8 3/4 x 8 3/4in

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 1933. For more information on NATCO, see Haydenville Company History.

These tiles were used to carry wires and utilities underground. Many of these tiles would be connected in a row, then buried. They protected and separated the wires.