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Showing Collections: 1 - 4 of 4

Ernst Cloos papers

Identifier: MS-0124

Ernst Cloos (1898-1974) was a structural geologist and professor at The Johns Hopkins University. The collection documents Cloos's field work and research through his meticulous, detailed field notebooks and research data dating from 1921-1980.

Dates: 1921-1980

Francis Pettijohn papers

Identifier: MS-0638

Francis John Pettijohn (1904-1999) was an American geologist.This collection consists of research materials and notes from 1929 through 1951. This collection is unprocessed.

Dates: 1929-1951

James Croll letter

 Collection — Box: 1
Identifier: MS-0276

James Croll (1821-1890) was a Scottish geologist and climatologist. This collection consists of one letter of James Croll to Henry Sidgwick, May 12, 1883, asking for Sidgwick's opinion of an article.

Dates: 1883 May 12

Robert Balk papers

Identifier: MS-0215

The papers of geologist, Robert Balk, include research files, photographs, writings, correspondence, and approximately 50 field notebooks. The materials date from 1922 to 1956.

Dates: 1922-1956

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Geologists 2
United States 2
letters (correspondence) 2
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Balk, Robert, 1899-1955 2
Cloos, Ernst, 1898-1974 2
Pettijohn, F. J. (Francis John), 1904-1999 2
Cloos, Hans, 1885-1951 1
Columbia University 1