The Henry F. Keyes Photograph Album and Diary contains snapshots and journal entries taken by Keyes taken during a hike through southwest Montana. The album contains images of the steamship North Land, Mackinac Island, the North Dakota Badlands, Bozeman, Bridger Canyon, Gallatin Canyon, Lone Peak, Virginia City, the Red Rock valley, Sawtell's Ranch at Henry's Lake, Upper Geyser Basin, and Lake Yellowstone. People pictured are Keyes and his companions, Edward C. Alderson, Jack Bean, and Felix G. White. The diary entries make note of the scenery, the content of his meals, and even the time of day when certain described events occurred. Many of his fellow students are mentioned, and geographic details and wildlife sightings recorded.