Top: March 5, 1955; Bottom: July 6, 2009.
2009 photo: Chris Carlsson
Looking down from Twin Peaks on the west slope of Liberty Hill, curve of 20th Street at left of hill, Liberty Street staircase, then 21st Street and Hill Street heading straight up to the top. Just beyond sight at 21st and Sanchez sits former Mayor "Sunny Jim" Rolph's Pleasure Palace. At mid-right of lower photo the higher peak is at 22nd and Collingwood. The next two photos are close 1920s views of Collingwood.
Collingwood at 21st, going up to 22nd at the top of the street, c. 1920s.
Photo: San Francisco History Center, SF Public Library
Photo: Charles Ruiz collection