Black and white photograph Robert herrill sitting on a rock jutting out of a mountain side. Two other people pose on the rock nearby.

Black and white photograph of a tour vehicle driving through the Wawona tree at Yosemite.

Black and white photograph of the Yosemite Valley.

Black and white photograph of four people standing in front of the arch in the Wawona tree at Yosemite. A sign above the arch reads, "Dead Giant."

Black and white photograph of a dam, possibly the Hetch Hetchy. A road is carved into the mountainside next to the dam.

Black and white lantern slide aerial view of Nevada and Vernal Falls in Yosemite National Park.