Series consists of ship plans relating to John Clarkson’s position as the Nautical Inspector for Transport Canada. The breakdown of the 14 ship plans is: Island Princess (3), Jefferson (1), PacifiCat Explorer (5), Estevan (2), Stern Wheel Steamer (1), Indianapolis (1), Cheakamus (1).

Indianapolis was built in 1904 in Toledo, Ohio by Craig Shipbuilding Company as a passenger vessel for Great Lakes service. In 1906 she was transferred to Seattle and in 1907 she began service between Port Townsend, Seattle and Victoria. She was broken up in 1938 in Seattle. During her life she was owned by multiple owners including Puget Sound Navigation Co and Alaska Steam Ship Co.