Marked face of the PCP P2 firebrick
Photo courtesy of Steve Curtiss

Brand Name: PCP P2

Company: Pacific Clay Products, Inc.

Brickyard Location: Corona, Riverside County or Lincoln Heights, Los Angeles, Los Angeles County, CA.

Operating Years: 1921-1953

Years Brick Made: 1921-1953

Type: No. 2 Key Firebrick

Description: Company's initials is impressed on the face followed on the same line by P2.

Source: California State Mining Bureau Preliminary Report 7, 1920, p. 57; California State Mining Bureau Bulletin 99, 1928, p. 111; California Journal of Mines and Geology, v. 50, no. 3-4, 1954, p. 467-709.

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