00896cam a22002531 4500 gs 17000230 DLC 20260227111321.0 761215s1917 oncaf f000 0 eng c gs 17000230 (OCoLC)2625261 Library, U. S. Geological Survey ViU ViU DLC premarc QH1 .C13 no. 25 Kindle, E. M. (Edward Martin), 1869-1940. Recent and fossil ripple-mark, by E. M. Kindle. Ottawa, Government Printing Bureau, 1917. iii, 56 p. 33 plates, diagrs. (part fold.) 25 cm. Canada. Geological survey. Museum bulletin no. 25. Geological series, no. 34 Cover title. At head of title: Canada. Department of Mines. Ripple-marks. National Museum of Canada. Bulletin ; no. 25. 25757 25757