The collection consists of a variety of records relating to the Dairy Department at Michigan State University. Included are pamphlets and information handouts on various dairy subjects. Also included are records of the Michigan Artificial Breeders Cooperative, Inc. and the Michigan Dairy Herd Improvement Association. There are also scrapbooks showing Dairy Department events as well as folders of photographs.

The collection contains eight publications published by Universidad Nacional de Colombia concerning poultry, pigs, cattle, and alfalfa written by Weaver and are in Spanish. There are also reports (dated 1955-1959) by Earl Weaver to John Stone concerning MSU's mission to Colombia. In addition, there is also a report by the Michigan Holstein Breeders Association called "Holstein Cattle Owned in Michigan in 1883," as well as a booklet "Two Hundred and Fifty Years of Michigan Dairying."