Historical Map: Oakland-San Francisco “Key System” Commuter Rail Routes, c. 1939–1940
A charming, if simplistic, map of commuter rail services offered by the Key System company. Some sources on the Internet date this to 1941: however, the prominent “Exposition Ferry from Ferry Bldg.” callout box would seem to link this map to the timeframe of the Golden Gate International Exposition held on Treasure Island between February 1939 and September 1940. These dates mean that the Bay Bridge, the Transbay Terminal in San Francisco and the transbay […]