This series contains material pertaining to Lake Simcoe, Prince Albert National Park, Kamloops, Paul Lake, Waterton Lakes National Park, Okanagan Lake, Saline Lakes, Amethyst Lake, Lac la Ronge, Lakes in Ontario and various related topics.

This series contains correspondence between Dr. Rawson and a variety of individuals and organizations.

This fonds consists of notes, record books, and reports concerning Rawson's limnological research: particularly his studies done in Prince Albert National Park (1928-1934); the national parks areas of the Rocky Mountains (1935-1941); Riding Mountain National Park; Reindeer, Athabasca, and Great Slave Lake; and Lac La Ronge, Amisk Lake, and the Churchill drainage system (1942 onward). Additionally, there is considerable correspondence with a number of Rawson's colleagues and with various national organizations. The fonds also includes speeches, maps, and lecture notes. There are also photograph albums which contain family images, images of research trips, and of various flora and fauna.

This series contains maps of several northern Saskatchewan lakes.

This series contains printed material collected by Dr. Rawson.

This series contains record books, correspondence, copies of reports and manuscripts pertaining to research carried out by Dr. Rawson. The series contains material on Lake Simcoe, Prince Albert National Park, Kamloops, Paul Lake, Clear Lake, Riding Mountain National Park, Okanagan Lake, Elk Island National Park, Banff National Park, Jasper National Park, Big River, Great Slave Lake, Lake Athabaska, Bow River, Kananaskis River, Mosher Lake, Nesslin Lake, Amisk Lake, Amethyst Lake, Lac La Ronge, Upper Churchill Lakes, Cree Lake, Wollaston Lake, Churchill River and Stanley Mission.

This series contains speeches given by Dr. Rawson and newspaper clippings.