Parks Canada print of Trent Hydraulic Lock No. 1 Peterborough. Longitudinal section through well, scale 1/6" to 1ft. Reproduced by litho from original linen blueprint as signed by R.B. Rogers. Trent Severn Waterway Interpretive Program. Includes description on side of the Peterborough Liftlock.

This fonds consists of: correspondence with Vilhjalmur Stefansson, Clifford Wilson and others relating to Arctic explorations; several photographs including some of the construction of the Peterborough Lift Lock and of downtown Peterborough, Ontario circa 1900; and newspaper clippings of book reviews. Also included are artifacts retrieved by Douglas from the area of Coppermine, NWT.

The fonds consists of photocopies of records relating to boats on the Trent waterway including a typescript of a list of boats, a typescript of an article title the "Trent Canal System: Peterborough Hydraulic Lift Lock", a map of the Trent-Severn waterway, two photographs of the S.S. Water Lily (of the Calcutt line), one photograph of the fleet of the Stoney Lake Navigation Company of Young's Point, and a clipping which includes a photograph of the Peterborough hydraulic lift lock.