The sub-series consists of pencil sketches, pencil crayon and pastel drawings, and a scrapbook containing hand-made cards made by Myrle and Isabel in the late 1920s. There is also a 1929 National Art School Certificate from Chicago, Illinois.
The sub-series consists of some of Isabel's business and personal correspondence, the majority of it dealing with her Canadian and United States citizenship and letters between her and the editor of The Sentinel Tribune in Bowling Green, Ohio.
The sub-series consists of financial records kept by Miss Campbell on her home in Grande Prairie: survey certificate, tax assessments, mortgage details. An insurance policy is accompanied by a set of black and white photographs detailing her possessions and the interior of her home.
The sub-series consists of early promotional materials and maps of the Peace River Country; six placemats of drawings of pioneer buildings by various artists; and four reference booklets (Interesting Facts about Grande Prairie, 1930; Edmonton to Peace River and the North Country, 1920-21; The Peace River Country Canada, 1930; and the Peace River Land Recording Division).
A government publication from William Cullen, Victoria describing the land, rivers and resources of the Peace Country in view to opening it up for settlement.
The sub-series consists of a collection of glass negatives taken by Cameron White for The White Studio in 1936-1937 and passed on to Isabel by Gerald Carveth, president of the Old Timers Association.