File contains photographs of tugs on the Fraser River: Sea Imp XVII, Harken 6, and the Ken Mackenzie towing logs.

From descriptive metadata written by Alan Haig-Brown: "High speed aluminum tug [Sea Imp XVII], wrote article for Finning's Tracks and Treads, also Professional Mariner" and "for Professional Mariner article, also in Tide and Current" [re: log towing].

File contains photographs of the Yucata Spirit tug towing log booms through the Yucultas.

File contains photographs of various boats and ships near the Vancouver Harbour, including tugs, cruise ships and the Burrard Pacific Breeze. Canada Place can be seen in multiple photographs.