* "[http://sflib1.sfpl.org:82/search~S0/?searchtype=X&searcharg=%22Bridges+--+Golden+Gate%22+&sortdropdown=-&SORT=D&extended=0&SUBMIT=Search&searchlimits=&searchorigarg=X%22s%3ABridges%22+--+Golden+Gate+%26SORT%3DD Images of the Golden Gate Bridge]" from San Francisco Public Library's Historical Photograph database