Collections : [University of Michigan Bentley Historical Library]

Photographs, negatives, and lantern slides of university buildings, including photos of each building owned by the university in 1923, and detailed construction photos of Angell Hall, West Medical Building (later renamed C.C. Little Science Building), Central Heating Plant, University Hospital (Old Main). Also includes houses surrounding campus, heating tunnels, and Buildings and Grounds vehicles, horse teams, employees and equipment.

The record group for the Buildings and Grounds Department is primarily comprised of visual materials that document the construction projects which the department oversaw. The bulk of the records are from the 1920s, with the photographs composing the largest portion of the collection. Non-original images of some university buildings from the 1800s are also included.

The records are arranged into six series: Architectural Drawings, Photo Albums, Photographs, Lantern Slides, Glass Plate Negatives, and Topographical Maps.

Records, 1907-1996, of Plant Extension Services, liaison unit concerned with the monitoring of new construction projects and the expansion and renovation of existing buildings at the University of Michigan. Minutes of construction meetings, summary financial statements, site and building plans and proposals, blueprints, and visual materials; including files relating to the Detroit Observatory and the Natural Science Building; include undated sketch of North Campus, unsigned, but attributed to Eero Saarinen.

Plant Extension office records include detailed minutes of construction meetings, monthly reports, summary financial statements, site and building plans and proposals, and blueprints. The material is arranged alphabetically, usually by building name. Among the blueprints are files relating to the Detroit Observatory and the Natural Science Building and an undated sketch of North Campus, unsigned, but attributed to Eero Saarinen