File consists of one article by Martha on floral arranging from the June 15, 1925 edition of Maclean's Magazine (pp. 96-97).

File consists of one article from Chatelaine magazine's January 1936 edition by Martha on her life.

Photograph of Martha Black seated on an upturned wooden box along the rocky shore of a body of water. Behind her are three unidentified people standing and seated in a large wooden boat, anchored to the shore.

File consists of blank letterhead and blank postcards with artistic botanical studies of real pressed flowers made by Martha. Also includes a sample of the pressed flowers.

File consists of seven snapshots of Martha's life in the Yukon. Included are three images of a fishing trip with George, one of a flower panel, one of a mail truck and car, one of Yukon grown vegetables and one of Martha and George in the garden. All but one include handwritten annotations from Martha on the verso.

File consists of one article by Martha on a trip from Dawson City, Yukon to Ottawa, Ontario from the March 1, 1926 edition of Maclean's Magazine.

File consists of serialized chapters of Martha's work "My Seventy Years" from Chatelaine magazine. The chapters span from March-August 1937.

Fonds consists of materials created and accumulated by Martha Louise Black relating to her personal life and social commitments. Includes correspondence, articles, clippings and photographs.

Photograph of George and Martha Black looking at one another while standing on a dirt walkway running between tall garden plants and bushes.

Photograph of two automobiles on a road running through snow covered terrain. Annotation on verso reads: "His Majesty's Royal Mail - and us! Over the trails with Henry Ford."

Photograph of Martha Black, with back to camera, standing at the end of a wooden boat holding a fishing rod cast out into the water.

Photograph of propped up boxes lined with tomatoes and a squash lying on its side at front.

File consists of correspondence to and from Martha Louise Black and others. Includes correspondence to Elizabeth Smith Shortt and Christmas cards from the Blacks to others.

File consists of various newspaper and magazine clippings on the personal and professional life of Martha Black.

Photograph of [columbine?] behind a mesh panel.

Photograph of George Black looking at the camera while standing with a fishing rod and holding fish caught during the trip. Martha is seen standing with a fishing rod at his side, looking down at the fish with a slight smile and hand in her pocket.