Box 1 -- Folder: Market Street Railway. Streetcars. Line #9. Prints with Negatives (1 of 2).
Written on back: "M.S.Ry. 923 - 9 line, topping Cortland Hill climbing single track approaching passing track. Note: Signal on pole, these signals are trolley operated. Signal setup for inbound cars."
A b&w photographic print exists for this negative.