Austin Post, 1980, 18 May, Volcanic eruption at Mount St. Helens, WA, USA, United States Geological Service, LL/170

William Henry Jackson, 1870s (ca), Self-Portrait on Mount Washburn, Yellowstone, Glass negative, United States Geological Service, LL/74214

John Moran, 1871, USS Nipsic in Limon Bay, [Darien Expedition], Albumen print, United States Geological Service, LL/43795

William Henry Jackson, 1872 (ca), Crater of the Castle Geyser, Albumen print, United States Geological Service, LL/45740

Unidentified photographer, 1880 (ca), William Henry Jackson, pioneer photographer, Albumen print ?, United States Geological Service, LL/43781

W.C. Mendenhall, 1906, Apr 20, San Francisco, California, Earthquake April 18, 1906. Phelan Building, United States Geological Service, LL/6619

Nadar, 1858, Aerial view of Paris, United States Geological Service, LL/48296

John Moran, 1871, Landing at Chipigana, [Darien Expedition], Albumen print, United States Geological Service, LL/43796

Unidentified photographer / artist, 1991 (before), Satellite photograph of the earth, Red Sea, Africa, Arabia, Indian and Atlantic Oceans, and wind patterns., United States Geological Service, LL/6625

Unidentified photographer / artist, n.d., Indiana Dunes National Lakeshore, Indiana. this color infrared aerial photograph shows a major part of the lakeshore. Vegetation is shown in red., United States Geological Service, LL/6621

Unidentified photographer / artist, 1890s (ca), John Karl Hillers, probably in the 1890's when he was chief photographer at the USGS, during Powell's term of office., United States Geological Service, LL/6615

Unidentified photographer / artist, 1890s (ca), John Karl Hillers, probably in the 1890's when he was chief photographer at the USGS, during Powell's term of office, United States Geological Service, LL/6616

Unidentified photographer / artist, 1980, 18 May, Aerial view of eruption of Mount St. Helens. Skamania County, Washington., United States Geological Service, LL/6623

William Henry Jackson, 1873, Mountain of the Holy Cross in the Great National Range of Colorado, Albumen print, United States Geological Service, LL/45734

E.O. Beaman, 1871, 4 May, The first camp of Powell's Second Expedition, United States Geological Service, LL/7658

Unidentified photographer / artist, 1962 (before), Aerial photograph illustrating typical drainage pattern developed in area underlain by Gila conglomerate. Gila County, Arizona, United States Geological Service, LL/6624

Unidentified photographer / artist, 1880 (ca), William Henry Jackson, pioneer photographer, United States Geological Service, LL/6617

William Henry Jackson, 1873, Colorado City, Cheyenne Mt., Albumen print, United States Geological Service, LL/45737

Timothy H. O'Sullivan, 1872, Green River Buttes, Green River WY (plate 130), Albumen silver print, United States Geological Service, LL/33359

Unidentified photographer / artist, 1981, Studies of Columbia Glacier. Superimposed portions of vertical aerial photos illustrating the photograph-overlay method. The two photos, taken on September 26 and November 15, 1981, are displaced about 190 m in the north-south direction., United States Geological Service, LL/6622

Unidentified photographer / artist, 1939 (ca), William Henry Jackson, pioneer photographer, United States Geological Service, LL/6618

Unidentified photographer, 1906, San Francisco, California, Earthquake April 18, 1906. Damage to Memorial Church. The church caption reads "Erected to the Glory of God and in Loving Memory of My Husband Leland Stanford". 1906., United States Geological Service, LL/6620