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Henry Paul Hansen Papers, 1907-1989

Collection Overview

Title: Henry Paul Hansen Papers, 1907-1989

ID: MSS HansenHP

Primary Creator: Hansen, Henry P. (Henry Paul)

Extent: 2.0 cubic feet

Arrangement: The papers of Henry Paul Hansen are organized into nine series.

Languages of Materials: English [eng]


These papers were generated and collected by Henry Hansen, a paleobotanist, who served as Dean of the Graduate school at Oregon State College until 1971. The collection includes research materials, field notes and publications.

Items from this collection have been digitized and are available in Oregon Digital.

Scope and Content Notes

The collection include publications of Hansen and his colleagues from the United States and Norway; correspondence files; research files containing field notes, manuscripts, and a set of pollen sample slides; information on pollen analysis methods and pollen classifications; two NSF research proposals, one regarding Peat Bogs in Eastern Norway and another on the Three Sisters Wilderness Area; photos of Hansen and of wilderness landscapes; teaching materials including handouts for palynology courses; 1906 map of Washington floral regions, plus a 1941 map of Oregon, Washington and some of the Canadian Provinces; papers and information files on palynology and geology; copies of masters thesis of Hansen's son, David Henry Hansen.

Items from this collection have been digitized and are available in Oregon Digital.

Biographical / Historical Notes

Henry Paul Hansen was born in LaCrosse, Wisconsin to Andrew and Emma Petersen Hansen on 28 April 1907. He graduated from the University of Wisconsin with a B.S. in 1930, and began graduate work there in 1931. He continued graduate work in 1935 at the University of Washington, receiving a Ph.D. in 1937. He came to Oregon State College in 1939 as an Instructor in Botany. He became Dean of the Graduate School in 1949, a position he held until his retirement in 1971.

Hansen's accomplishments include two John Simon Guggenheim Fellowships (1943-44, 1947-48) and two Fulbright Fellowships. He authored over 65 documents during his career; copies of most of them are included in this collection. Hansen died in Corvallis, Oregon on 8 October 1989. A more extensive biography is included in this collection.

Administrative Information

Related Materials: Materials pertaining to Hansen's work as Dean of the Graduate School are in the Graduate School Records (RG 016).

Preferred Citation: Henry Paul Hansen Papers (MSS HansenHP), Oregon State University Special Collections and Archives Research Center, Corvallis, Oregon.

Other URL: A preliminary container list was created for this collection on or before Decemeber 11, 2015.


Hansen, Henry P. (Henry Paul)
Hansen, David Henry
Heusser, Calvin J.
Heusser, Linda E.
Starker, T. J. (Thurman James) (1890-1983)

People, Places, and Topics

Biology--Research--Arctic regions.
Excavations (Archaeology)--Oregon.
Faegri, Knut
Hansen, Henry P. (Henry Paul)
History of Science
Identification of northwestern trees.
Krummholz formation in the Wasatch Mountains of Utah.
Natural history--Arctic regions.
Natural history--Oregon.
Natural Resources
Oregon State University. Department of Botany & Plant Pathology
Paleobotany--Northwest, Pacific.
Peat bogs.
Pollen, Fossil.
Three Sisters Wilderness (Or.)
University History

Forms of Material

Photographic prints.

Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 International License.