Iowa Heritage Digital Collections
State Library of Iowa

Browse Items (15 total)

Loess and Kansan topography west of Belle Plaine, Iowa, late 1890s or early 1900s

Loess and Kansan topography west of Belle Plaine, Iowa, late 1890s or early 1900s

North face of Interurban cut showing Kansan Drift at bottom, yellow loess at top, and Buchanan Gravels intervening, Iowa City, Iowa, late 1890s or early 1900s

North face of Interurban cut showing Kansan Drift at bottom, yellow loess at top, and Buchanan Gravels intervening, Iowa City, Iowa, late 1890s or early 1900s

Ssection through upper part materials in the north valley wall of Helman sand pit. Shows gradation from Iowan aquenous and and silt upward into loess., Iowa City, Iowa, late 1890s or early 1900s

Ssection through upper part materials in the north valley wall of Helman sand pit. Shows gradation from Iowan aquenous and and silt upward into loess., Iowa City, Iowa, late 1890s or early 1900s

Iowa City, one mile north of, Helman Sand Pit
Loess and Kansan topography west of Belle Plaine, Iowa, late 1890s or early 1900s

Loess and Kansan topography west of Belle Plaine, Iowa, late 1890s or early 1900s

North face of Interurban cut showing Kansan Drift at bottom, yellow loess at top, and Buchanan Gravels intervening, Iowa City, Iowa, late 1890s or early 1900s

North face of Interurban cut showing Kansan Drift at bottom, yellow loess at top, and Buchanan Gravels intervening, Iowa City, Iowa, late 1890s or early 1900s

Ssection through upper part materials in the north valley wall of Helman sand pit. Shows gradation from Iowan aquenous and and silt upward into loess., Iowa City, Iowa, late 1890s or early 1900s

Ssection through upper part materials in the north valley wall of Helman sand pit. Shows gradation from Iowan aquenous and and silt upward into loess., Iowa City, Iowa, late 1890s or early 1900s

Iowa City, one mile north of, Helman Sand Pit
Family at loess cave dwelling, China, 1944

Family at loess cave dwelling, China, 1944

Kansu with family.
Initial steps in the formation of gulches in loess, Graham Township, Iowa, late 1890s or early 1900s

Initial steps in the formation of gulches in loess, Graham Township, Iowa, late 1890s or early 1900s

Located in section 20 of Graham Township.
Initial steps in the formation of gulches in loess, Graham Township, Iowa, late 1890s or early 1900s

Initial steps in the formation of gulches in loess, Graham Township, Iowa, late 1890s or early 1900s

Located in section 20 of Graham Township.
Erosion in till and loess, Cass Township, Iowa, July 18, 1924

Erosion in till and loess, Cass Township, Iowa, July 18, 1924

Located in Cass Twp., middle of north line of south section 6, just west of Panora.
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