Dawson

SIR JOHN WILLIAM, LL.D., F.R.S., b. 1820. Canadian geologist; Principal McGill Coll., Montreal. 1855; knighted 1885. Acadian Geology, 1855-68; Air Breathers of the Coal; Post - pliocene Deposits of the St. Lawrence Valley; Devonian and Carboniferous Flora of e. N. America; Earth and Man, 1873; Geol. Hist. of Plants. 1888. His son, GEORGE MERCER, LL.D., F.R.S., b. 1849, was connected with the N.W. Boundary Expedition of 1874, and has long been on the Geol. Survey of Canada, working chiefly in the n.w.