Al Steck on Yosemite Point Buttress during the first ascent in 1952. Bob Swift photo.

Al Steck on Yosemite Point Buttress during the first ascent in 1952. Bob Swift photo.

Al Steck in a tangle of rope with Will Siri in the background during the first ascent of El Cap Tree in 1952. Photo by Bob Swift.

To see more Bob Swift photos check out his website:

http://bswifter.net/gallery/climbing/home.html