18 Mesa Avenue, Piedmont
This version of Riechel & Bredhoff’s stamp has the date on the right rather than in the center.
18 Mesa Avenue, Piedmont
This version of Riechel & Bredhoff’s stamp has the date on the right rather than in the center.
143 Waldo Way, Piedmont
This straight mark was used by Ed Doty even after he adopted the “Master Concrete” stamp in 1937. With this example, I’ve documented each year from then up to 1944. If I find a 1945 example, that will complete the set.