Chart, Navigational

A set of three small craft charts of the Trent-Severn Waterway from Trenton to Healey Falls Locks. All maps have a natural scale of 1:4,800. a- The yellow three-section folded out cover of the maps. There is a photo of the waterway on the front of the cover, and a number of 2021 on the bottom right corner. The bottom of the cover reads "Published by the Canadian Hydrographic Service, Marine Sciences Branch, Department of Energy, Mines and Resources, Ottawa 1971 Edition, Price $2.00." There is information of the canal and a map profile of the Trent-Severn Waterway on the back of part a. Inside part a, there is a chart of small craft facility listing, Mileages and general data on Locks & Bridges, and Trent-Severn Waterway information. b- A yellow, single-sided, six-section folded out map, titled "2021- SHEET 1 TRENTON TO GLEN ROSS". c- A yellow, single-sided, five-section folded out map, titled "2021- SHEET 2 GLEN ROSS to Lock 10". d- A yellow, single-sided, three-section folded out map, titled "2021- SHEET 3 Lock 10 to Falls Locks".