4433 Montgomery Street
This must be the same guy as E. H. Buel. I’ve since learned he was the nephew of W. E. Ensor, who used the same horseshoe mark.
4433 Montgomery Street
This must be the same guy as E. H. Buel. I’ve since learned he was the nephew of W. E. Ensor, who used the same horseshoe mark.

432 Hudson Street

5912 Claremont Avenue

Piedmont and Echo Avenues
Most WPA marks I’ve found are actually in gutters, not sidewalks.