This collection consists mainly of reports of royal commissions and other bodies, assembled for information of the Atlantic Provinces Transportation Commission. There are 15 series: MS1 Royal Commission to investigate the fisheries of the maritime provinces and the Magdalen Islands (1927-1928); MS2 Board of Railway Commissioners for Canada (1921-1927); MS3 The Maritime Claims Commission - Duncan Commission Hearings (1926); MS4 Royal Commission on Transportation (1949-1954); MS5 Board of Transportation Commissioners for Canada (1929-1968); MS6 Hearings (1954); MS7 Submission of the Royal Commission on Transportation (1959-1961); MS8 Water and Air Transportation Committee (1973-1982); MS9 Royal Commission on Transportation (1959); MS10 Royal Commission on Coasting Trade (1955-1956); MS11 Submission on the Railway Rates (1951-1952); MS12 Maritime Transportation Commission (1921-1965); MS13 Standing Committees (1959-1977); MS14 Railway Transport Committee (1982); MS15 Freight Audit (1970-1993)

The collection consists of genealogical information and family letters. There are original letters with transcriptions, written by Mary Spurr Harding from Shippegan and Chatham, N.B., in 1851-1852, to her mother Amelia deWolf Spurr in Bridgetown, Nova Scotia. The letters discuss: children; childhood conditions, including remedies for worms; mid-19th century everyday life for women; relatives; preserving food, particularly fruit; family friends; travel within the province; and the slow delivery of mail. There is also some discussion of Mary Harding's husband John's lumber and shipping business.

There is also a modern hand-drawn map showing the places in northern New Brunswick and Nova Scotia where Spurr and Harding families lived; photocopies of photographs of Mary Harding (1850 -1901); newsclippings of family obituaries; a photograph of the Harding house in Miramichi; and genealogical material including a printed form showing Spurr family lineage.