Here’s a photo we’d love to know more about… An unidentified man wearing a hat that says “Conductor” leaning against an automobile with “American Bis…” written across the back, possibly at Union and Fillmore, in the 1920s. [📸 courtesy of a Private Collector & outsidelandz / OpenSFHistory, wnp27.3033] #SFHistory #SanFrancisco #History #Photography #FlashbackFriday