Collections : [University of Michigan Bentley Historical Library]

U.S. District Court Judge, Eastern District of Michigan; Federal trial court case files, personal and professional correspondence, scrapbooks, University of Michigan student notebooks, and other materials concerning legal activities, Republican Party politics, prohibition, the election of 1924, Sigma Alpha Epsilon affairs; also family materials, including grandfather, John J. Tuttle, Leslie, Michigan, Ingham County official and businessman; and photographs.

The Arthur J. Tuttle Papers are arranged in 13 series: case files, opinions and jury instructions, topical office files, conciliation commissioners, criminal files, correspondence, letterbooks, scrapbooks, University of Michigan, financial matters, miscellaneous biographical materials, Tuttle family materials, and visual materials.

Curator of the University of Michigan Botanical Gardens and professor in the Department of Botany; journals, films, photographs, plant list, and drawings of plant habitats from the 1938 Nevill's Colorado River Expedition and following travels in 1939; also articles written about the expedition.

The Elzada Clover collection consists almost entirely of material relating to the 1938 Nevill's Colorado River Expedition. Included are Clover's journals, motion pictures of the trip, photographs, plant list, and drawings of plant habitats both from the 1938 Expedition and from later travels in 1939. There are also articles written about the expedition.

In 2009, DVD use copies were made of the motion pictures.