Timothy Mansfield “Tim” DeChristopher (1981-) is an environmental and climate activists who was arrested and sentenced to two years in federal prison for disrupting a United States Bureau of Land Mangement oil and gas lease auction December 19, 2008, in Salt Lake City, Utah. This collection contains color photographs documenting DeChristopher's protest and sentencing.

Kenji and Helen Shiratori Shiozawa were Japanese Americans who lived and worked in Utah, Idaho, and California. The Kenji and Helen Shiratori Shiozawa photograph collection consists of color prints, negatives, and transparencies depicting Kenji Shiozawa's work as a landscape architect; Helen Shiratori Shiozawa's work as a schoolteacher; and images of Japanese American family life through the Shiozawa and Shiratori family and friends.