Black and white drawing of a man pushing a wheelbarrow in front of a…

Old map of the city of San Francisco

Black and white drawing of a man standing in front of a window

Large stone building with a clock tower in the middle of it

Old map of the city of San Francisco

Two men standing next to each other in front of a brick wall

Large stone column in the middle of a plaza surrounded by buildings

Man in a red and yellow uniform

Black and white photo of a bridge spanning a body of water