The collection contains a narrative poem, photographic album, and seperate photographs. Edward Traynor's grandfather, Fredrick Hamilton Redington, took the photographs in the album from 1905 on his annual summer trip to Yellowstone. The family made a summer trip out to Yellowstone yearly, because Redington's first wife, Phoebe Hargraves, was from Cody.

This collection is a family photo album from between 1922-1925. The photographs are of a girls' trip out to Yellowstone, where they lived and worked for a summer. There are also a couple of newspaper clippings and decals from Yellowstone in the book. The photographs show what it was like to work and live in Yellowstone during the early 20th century. Some interesting pictures are of bears eating out of the dump that was there until the 1960s and pictures of old bus parts at Mammoth.

The collection includes a photo album from a 1937 road trip from Toledo, Ohio to Yellowstone Park. Some interesting photos in the album include Mount Rushmore in its final stages of construction, dude ranches, and Yellowstone Park. This documents what one would have seen on a cross country road trip during 1937.

George Allen Dean was born on April 9, 1881 in Dedham, Massachusetts. During the summer of 1903 he came out to Yellowstone Park to travel and work. This collection includes photos, a journal, and letters to his mother from summer of 1903. The collection also has a photo album with pictures between the years of 1900 and 1904.

Two publications, a program from the Lincoln-Lee Legion and a newspaper supplement from the Billings Gazette, donated by Michael McLaughlin.

The collection consists of photographs of the Winninger family and the YU Ranch on the Greybull River during the years 1920 to 1940. The Winninger family was made up of Joseph Winninger, Mabel Buell Winninger and their four kids. John Joseph "Jack" Winninger was the oldest, born in 1926, and the donor of the collection with his wife JoAnn Winninger. The YU Ranch was primarily a sheep ranch, and in the late 30s also became a cattle ranch.

The collection includes a family scrapbook from a 1938 trip from Kansas City, Missouri to Yellowstone, the Tetons, and Salt Lake City. The collection also contains a photograph of an unknown Apache man.

Institutional purchase of 30 items from Vinson rare book dealer Michael Vinson.

One 13 x 15.5 color print titled "Fringed Gentian in the Mountains" in fair condition.

Books and manuscripts from the Vannoy family.