Commerce & Manufacturing That’s the Pits, Too: A Photo of the Consolidated Rock Products Company Plant at Irwindale, 1 August 1929, Part Seven by homesteadmuseum Posted on August 11, 2025August 12, 2025 Read More
Agriculture That’s the Pits: A Photo of the Consolidated Rock Products Company Plant at Irwindale, 1 August 1929, Part Six by homesteadmuseum Posted on August 10, 2025August 10, 2025 Read More
Biographies Taken for Granite: A Photo of the Consolidated Rock Products Company Plant at Irwindale, 1 August 1929, Part Five by homesteadmuseum Posted on August 9, 2025 Read More
