Note 72 — III A CENTURY OF GEOLOGY.—STEPS OF PROGRESS IN THE INTERPRETATION OF LAND FORMS
Reading edition
Ramsay, A. C., On the glacial origin of certain lakes in Switzerland, the Black Forest, Great Britain, Sweden, North America, and elsewhere, Quart. Jour. Geol. Soc., 1862; this Journal, 35, 324–345, 1863. Preliminary statements of this theory appeared in 1859 and 1860.