
5510 College Avenue
Presba Contracting marks are fairly common along College, but rarely dated.

5510 College Avenue
Presba Contracting marks are fairly common along College, but rarely dated.

4178 Emerald Street

337 41st Street

4158 Manila Avenue
First Castellotti mark I’ve found, but there have been dozens of Italian concrete masters in Oakland.

5000 block of Broadway; I can’t remember the exact address.

4156 Emerald Street

4424 Howe Street
Homestead Cement Work Co. must have some marks in San Francisco; worth a look if you’re over there.