
5865 Chabot Road
P Schnoor & Son marks are generally undated or have illegible dates. Not this one, which is clearly meant to last. Even the stars are crisply defined.

5865 Chabot Road
P Schnoor & Son marks are generally undated or have illegible dates. Not this one, which is clearly meant to last. Even the stars are crisply defined.

5954 Claremont Avenue
Claremont Avenue west of College is rich in stamps; this is a pretty good example of Frank Salamid & Co., although more recent work smeared a little mortar on it.

3812 Cerrito Avenue

Ross Road and Harwood Avenue
The concrete workers unionized around this time, and you see a lot of union marks from 1913 on. This one is particularly clear, showing the trowel and brickbat symbol.

Clifton Street at College Avenue
So far I’ve found Fred Austin marks only from 1912 and 1913, scattered around Rockridge with an outlier at Cleveland Cascade.