I.—Geological Survey of Canada. A. P. Low, Deputy Head and Director. Report on the Geology and Natural Resources of the Area included in the North-West Quarter-Sheet, No. 122, of the Ontario and Quebec Series, comprising Portions of the Counties of Pontiac, Carleton, and Renfrew. By R. W. Ells. [With a Palæontological Appendix, by H. M. Ami.] 8vo; pp. 71, with map. Ottawa: S. E. Dawson, 1907.