Financial documents including cheques, receipts, bills, invoices, and accounts for books, printing, and household and travel expenses. Includes a memo about a proposed Montreal Sanitary Association, a membership card for J.W. Dawson for the protestant teachers association, and accounts of profits from books.

File contains one letter written by Edward Winslow-Spragge containing life advice for a young acquaintance (1944) and one short manuscript essay entitled, "A criticism of Quakers as their ideals are described by Fox" (1948).

File contains copy of letter from Lois Winslow-Sprague to Geoffrey Leech, concerning George Mercer Dawson's notebooks and letters.

File contains copy of Harrington family tree, recorded by Lois Winslow-Spragge, as well as correspondence, clippings, and photographs related to the Winslow-Spragge family and other Dawson descendents. Includes some printed Christian religious pamphlets and works by W. Bell Dawson, including: "The hope of the future," "The scriptures, and the mistakes of the critics," "The hand and its meaning," and "Is faith founded on certainty?"

File contains printed booklet for the memorial service for Sir William Dawson held at McGill. Booklet contains reminiscences of friends and colleagues.

File contains programmes and clippings from the rededication of St. Bride's Church in London, attended by Queen Elizbaeth and Prince Phillip, 1957, and commemorating Governor Edward Winslow (an ancestor of the later Winslow-Spragge family) and the Pilgrim Fathers. File also contains clippings related to Winslow family members and a manuscript family tree.

File contains correspondence with colleagues and professional contacts related to Edward Winslow-Spragge's career with Canadian Ingersoll Rand. Also contains various historical photographs of British Columbia. One letter is from a colleague working with the railroad in West Africa (former British colony of the Gold Coast). Letter is accompanied by photographs of two women and local workers. Letter and envelope contain racist descriptions of Ghanian women and express racist stereotypes.

File contains letters and ephmera related to Edward Winslow-Spragge's work with the Canadian Manufacturing Association, including a Canadian Industrial Mission to England.

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.