All requests for permission to publish from photographs must be submitted in writing to the Photo Curator. Permission for publication is given on behalf of the San Francisco Public Library as the owner of the physical items.
Box 3 -- Folder: Market Street Railway. Streetcars. Line #20. Prints with Negatives. Written on back: "M.S.Ryl 943 - 20 line turning into Townsend Street from 4th St." A b&w photographic print exists for this negative.