File consists of one plan of survey showing the part of Lincoln Road that was to be closed and diverted.

File consists of a map of County St. George, Trinidad, collected by Hynes in the process of his research.

File consists of three maps of the Grand River watershed, collected by Hynes in the process of his research. One map shows Grand River Conservation Authority forest areas; one shows small reservoirs, impoundments and channel work; and one shows a plan of flood control and water conservation.

File consists of a map of Bala and Welshpool, Great Britain, collected by Hynes in the process of his research.

File consists of material relating to the pollution of rivers in England and Wales, and mainly includes reports on biological surveys of rivers by Hynes and other researchers. Also present are some ms. field notes and maps. Rivers surveyed are: River Lea (or Lee) (1946-1954), River Mole (1963), River Derwent (1952-1957), River Dee (1952-1959), River Lune (1961), and Backgill Burn and Smallhope Burn (1960-1963). The surveys were conducted at the request of various town councils and clerks as well as mining and chemical comapnies.

Contains Candy Division documents pertaining to Candy Division buildings and property in both Hamilton and Toronto. File includes correspondence, memoranda, plans and copies of plans, the Agreement of Purchase and Sale for properties in Hamilton, an advertisement for an opportunity to sublet a building in Toronto, and maps.

Contains plan by B.C. Electric Co. Ltd., Railway Engineering Department, Proposed Spur to serve Dare Foods Ltd., Holt-Kennedy site, February 9, 1961. Includes revised plan March 22, 1961. Includes a copy of survey of Holt-Kennedy site and a Western Development and Power Limited pamphlet ca. 1960.

Map of the City of Montreal produced by A. T. Chapman in 1925. The map includes an index of streets and a numbered chart of tramway routes and is stamped "John Walter 32 Fairview Ave. Kitchener, Ont."