IMPORTED AND OUT-OF-STATE BRICKS
Brand name: DURO 1X
Company: Harbison-Walker Refractories Co.
Location: Pennsylvania.
Years: 1915-1935
Type: Firebrick
Description: Brand name "DURO 1X" recessed on the face.
References: Gurcke, Karl. Bricks and Brickmaking. University of Idaho Press, 1987, p. 228-229.
Comments or questions are welcomed.
Please send email to Dan Mosier at danmosier@earthlink.net.