Photograph of a crack in Howard Street, San Francisco, 1906. A cobblestone street lies in the foreground with a large hole on the far right. It intersects a second street on the right where two men view a large crack which extends from sidewalk to sidewalk. A theatre stands on the left side of the street while electrical lines stand along its sidewalk. The large buildings of the Krug & Zimmermann Malting Company stands on the right. The buildings continue along the sides of the street as it extends from the right center to the left distance.