Irene was assigned to routes on southern Puget Sound, including runs out of the state capital
Olympia, Washington. Other vessels running at the same time and on similar routes included the sternwheelers
Capital City and
City of Shelton, and the small propeller driven vessels
Prince,
Blue Star, and
Sophie.
References
Affleck, Edwin L, ed. A Century of Paddlewheelers in the Pacific Northwest, the Yukon, and Alaska, Alexander Nicholls Press, Vancouver, BC (2000)
ISBN0-920034-08-X
Findlay, Jean Cammon and Paterson, Robin, Mosquito Fleet of Southern Puget Sound, (2008) Arcadia Publishing
ISBN0-7385-5607-6