Antique Large Industrial Foundry Mold Pattern HVAC Throat: 6" D x 8

Throat: 6" D x 8

While the specific maker is unknown

but will be included inside

Vintage mounted advertising sign for FireKing® filing cabinets for Murphy Supply Co

MM - 101123 - 5869

Antique Large Industrial Foundry Mold Pattern HVAC Throat: 6" D x 8Painted wood foundry mold pattern constructed in a bold circular form with radiating spokes and central hub. Measuring over two feet across, the pattern was originally used in the sand casting process to create heavy machine or industrial components. Its surface bears the original shop paint scheme of black, yellow, and red, applied to highlight edges and facilitate mold making accuracy. Patterns of this scale required precision carpentry as well as