[Oakland]: [Thomas Bros.], [ca 1930]. Dated by ferry routes & the Key System Mole. Single sheet map, printed recto only, 28" x 33-1/2". Relief shown by hachures and spot heights. Oriented with north toward upper left. Includes street indexes. Covers: 7-1/2" x 4-3/4". Buff card stock covers, printed in dark blue. Now housed in an archival mylar sleeve. General wear & soiling to covers. About Very Good. Item #48202
Scarce pre-WWII map of the San Francisco East Bay, with OCLC showing just one institutional holding.