Site information:

S side of Main St, between Mill and Mineral Sts, Plymouth

38.481286,-120.846775

Plaque information:

No plaque

OHP description:

This building, constructed entirely of brick, was built by Joe Williams in 1857. In 1873 the many small mines of the area were combined to become Plymouth Consolidated, and this building became the new company's office and commissary.

Registered 8/30/1950