LAKE TERRACES 463 



Lake Terraces (old) 



315. Upper lake Agassiz beach, Manitoba. 



495, 496. Tertiary lake bed terraces near Salmon City, Idaho. 



642. Near Glen Arbor, Michigan. 



643. South Manitou island, Michigan. 



740, 741. Iroquois shore near Wolcott, New York. 

 742. Iroquois shore near Constantia, New York. 

 745. Iroquois shore near Watertown, New York. 

 753. Iroquois shore west of Dickersonville, New York. 

 802. Old shoreline near Rose Village, New York. 

 1234-1237. Lake Chelan, Washington. 



Landslides 



363. Swath cut by snowslide, Gunnison county, Colorado. 



395. North ridge of Corkscrew gulch, from north side of Mclntyre gulch, Colorado. 



396. Topography between Corkscrew gulch and Red mountain, Colorado. 



Maps op Geological Development op the United States 



1378. Early Pleistocene. 



1379. Close of Neocene. 



1380. Middle Cretaceous. 



1381. Close of Carboniferous. 



1382. Early Carboniferous. 



1383. Devonian. 



1384. Silurian. 



1385. Lower Cambrian. 



1386. Algonkian. 



Mesas 



384. Mount Wilkinson, Colorado. 



418-420. Rattlesnake and Haystack buttes, Huerfano county, Colorado. 



442. Mesa Verde, Colorado. 



Mineral Deposits 



(See also Veins and Mining Operations) 



145. Nome Beach gravels, auriferous ruby sand at base, Alaska. 

 654. Open cut and stopes at Pilot knob, Missouri, showing relations of specular 

 hematite to the porphyry, and also thickness of ore body. 



815. Interior of Dixon plumbago mine, 4 miles west of Hague, Warren county, 



New York. 



816. Exterior view of Dixon plumbago mine, 4 miles west of Hague, Warren 



county, New York. 

 1104. Gypsum in red beds, Hot springs, Black hills, South Dakota. 

 1165. Outcrop of coal at Bingly slope, north end of Heath basin, Richmond Coal 



basin, Virginia. 



