Relief shown by contours and shadings. Contour interval 500 ft. "To accompany report by George M. Dawson C.M.G.,L.L.D.,F.R.S. At head of map "Geological Survey of Canada." "Sheet No.12." "557" Includes "Explantion of signs." On verso "557 British Columbia, sheet No.12.(Kamloops sheet.) Topography, economic minerals, glacial Striae." 1 map: col.; 53 x 55 cm