A century of science in AmericaNote 75 — III A CENTURY OF GEOLOGY.—STEPS OF PROGRESS IN THE INTERPRETATION OF LAND FORMSReading editionKing, Clarence, U. S. Geol. Expl. 40th Par., 1, 459–529, 1878.◇Copy noteReturn to III A CENTURY OF GEOLOGY.—STEPS OF PROGRESS IN THE INTERPRETATION OF LAND FORMS