The Niagara Peninsula. Ontario
Abstract
Historical map showing geological features, charts, illustrations, legend. G.O. Senecal, geographer and chief draughtsman; A. Joanes, draughtsman; Devonian geology by C.R. Stauffer, 1910-1912; Siluvian geology by M.Y. Williams, 1912-1916. To accompany memoir, by M.Y. Williams. Publication no.1714.