The first component of the fonds, MSS 72 - Research Papers in Manitoba History Collection, contains 203 unpublished student research papers submitted to Professor Rea by his leading students between 1968 and 1987 on the broad subjects of Manitoba and western Canadian history. Topics include Manitoba and Winnipeg biographies, Manitoba provincial and Winnipeg municipal politics, labour history, ethnic history, social history, business history, Native history, agriculture history, educational history, fur trade history, Red River Settlement history, women's history, and medical history.
The second component of the fonds, MSS 73 - Winnipeg Labour History Interview Collection, contains transcriptions of ten oral histories conducted by Brian McKillop and Paul Barker in 1969-1970 with prominent Winnipeg political, labour, and social leaders of the 1920's and 1930's. These include an interview with Stanley Knowles, C.E. Simonite, Michael Harris, Mitch Sago, Tom Green, Fred Tipping, Gloria Queen-Hughes, Chester King, Norman Penner, and Marshall J. Gauvin.
The third component, MSS 195 - Harry Crowe Affair Research Collection, contains research material related to the Harry Crowe Affair (1958/59), and one on the University of Manitoba Land Grant. There are also three student papers in the collection.