
Auburn and Harwood Avenues
This is a gutter mark, like most WPA stamps.

Auburn and Harwood Avenues
This is a gutter mark, like most WPA stamps.

Montell Street near Piedmont Avenue

5972 Chabolyn Terrace
E. H. Buel looks like he was too poor to have a stamp, but I assume he is actually Ensor H. Buel of the horseshoe-shaped stamps.

4276 Howe Street
I’m not sure that J. A. Milner actually used a stamp.

5645 Broadway
G. Musso seems to have been one of a bunch of modest Italian concrete workers around Oakland at the time. The Italians dominated the stone and concrete trades for many years in the Bay area, before they graduated to winemaking and politics.

32 Eucalyptus Road
My 1942 Ed Doty mark has the number 17, not 16, in it. Maybe he hired another Concrete Master.

4364 Montgomery Street
Ed Doty changed in 1937 to a curving stamp that incorporated his Concrete Master 16 serial number.