The fonds consists of Dr. Hayter’s research material and notes relating to the history of radiology, radiotherapy, and cancer control, primarily accumulated during the research that culminated in "An Element of Hope".
The fonds is arranged into the following series:
I. History of Radiology and Radiotherapy
II. History of Cancer Control in Canada

This fonds documents the friendships, civic and individual concerns, and personal involvement that together, help create and define a sense of community. It contains materials relating to Ruth Horlick's life, the experiences as varied as war and household that impacted upon her, and her extensive friendships. Additionally it documents her commitments to various organizations, including her work with psychiatric patients at Royal University Hospital and the McKerracher Centre, as well as her volunteer work with the Saskatoon Symphony and the Learning Disabilities Association.