by E.S. Breidenbaugh, Contents Include; Introductory, Physiographic Geology, Lithology, Native Elements, Cholorides and Flourides, Sulphides, Oxides, Silacates of Al., Mg.,Fe., Ca., Hydrous Silicates of Magnesium, Aluminum, Carbonates, Mineral Determination, Rocks, Tant Rocks, Igneous, Sedimentary, Metamorphic, Dynamical Geology, Certain Changes Occuring in Rock Mass, Surface Waters, Suberrranean Waters, Lakes Oceans and Stratification, Frozen Waters, Glaciers, Icebergs, Geological Formations, Prehistoric Timeline, 40pgs, Some Staining and water marks on some pages, soiling and sunning on covers, Overall Good Condition! 4639