File contains various correspondence with McGill University, including with the Graduates' Society of McGill University and with Principal F. Cyril James.

File contains clippings and correspondence related to Edward Winslow-Spragge's career with Ingersoll Rand and the federal government's Department of Munitions and Supply and the Department of Reconstrution and Supply. Includes congratulatory letter on his achivements (1946) and well wishes letter from Member of Parliament Brooke Claxton (1941). Also contains letters from Paul Martin and C. D. Howe.

File contains letters and ephemera related to Lois Winslow-Spragge's volunteering with the Canadian Handicrafts Guild, clubs in Griffintown, the Red Cross, the Woman's Guild of Christ Church Cathedral, and the Women's Branch of the Canadian Institute of Mining and Metallurgy.

File contains letters to Lois and Edward Winslow-Spragge from their children, Alice, Anne, Ruth, and Mary.

File contains letters and newspaper clippings of Alice Winslow-Spragge Simons. Some relate to the Weston Workshop for Women in Connecticut of which she was the chair as well as her election campaign as a democratic candidate for the Connecticut state legislature (1962).

File contains letters to Lois Winslow-Spragge from her siblings, Clare Harrington, William Harrington and Bernard G. Harrington.

File contains letters to Lois and Edward Winslow-Spragge from their children, including many war time letters (1939-1945) from Edward John H. Winslow-Spragge.

File contains letters to Lois and Edward Winslow-Spragge from their grandchildren, in particular, Christopher Duclos and Jane and Jennifer Byers.

File includes correspondence between Lois Winslow-Spragge and various correspondents, including Library and Archives Canada, Geoffrey Leech, Alice Johannsen, and members of the Geological Survey, regarding her book, Life and Letters of George Mercer Dawson.

File consists of loose newspaper clippings and an offprint on educational topics. Includes a map and some articles about the beginning of the Residential School program.