1939. "Texas whirlwind." View full size. Nitrate negative by David Myers.

September 1942. An early snow at the Benbow Mill of the Metal Reserves chromite development in Stillwater County, Montana. View full size. 4x5 Kodachrome transparency by Russell Lee for the Office of War Information.

February 1940. Government Bridge (or Arsenal Bridge) across the Mississippi River at Davenport, Iowa, on a snowy day. View full size. 35mm nitrate negative by Arthur Rothstein for the Farm Security Administration.

August 1942. "First snow of the season in the foothills of the Little Belt Mountains. Lewis and Clark National Forest, Meagher County, Montana." 4x5 Kodachrome transparency by Russell Lee for the Farm Security Administration. View full size.

Radio masts in Ramallah, British Mandate Palestine, circa 1939. 5x7 dry plate glass negative from the Matson Photo Service collection. View full size.

August 1942 in Madison County, Montana. Sheep grazing the Gravelly Range at the foot of Black Butte. View full size. Gorgeous 4x5 Kodachrome transparency by Russell Lee for the Farm Security Administration.

October 1939. "Father and son have cleared thirty acres of raw stump land in three years. Boundary County, Idaho." View full size. Photo by Dorothea Lange.

Spring 1943. The town of Questa in Taos County, New Mexico. View full size. 4x5 Kodachrome transparency by John Collier, Farm Security Administration.

September 1908. "Invited guests going to Roosevelt house on foot and by carriage" at Sagamore Hill, the president's estate near Oyster Bay, Long Island. View full size. 5x7 glass negative, George Grantham Bain Collection.

The confluence of the Irtysh and Tobol rivers in the Russian Empire. Photograpy by Sergei Mikhailovich Prokudin-Gorskii, 1912. View full size

July 1941. Swimming hole at Pine Grove Mills, Pennsylvania. View full size. Photograph by Edwin Rosskam for the Farm Security Administration.

From 1960, another view of the Kilauea eruption near Kapoho. Building at left is the F. Nakamura Store. 35mm Ektachrome transparency. View full size.

Kilauea eruption with molten lava and papaya trees near Kapoho, Hawaii, 1960. 35mm Ektachrome transparency, photographer unknown. View full size.

Flagman behind a Santa Fe R.R. westbound freight during a stop at Bagdad, Calif. March 1943. View full size. 4x5 Kodachrome transparency by Jack Delano.

Sagebrush and mountains in northern New Mexico, 1943. View full size. 4x5 Kodachrome transparency by John Collier.