Series 1 Biographical materials, 1950-1957
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Series 2 Correspondence, 1925-1949
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Series 3 Research Materials, 1927-1937
Scope and Content Note
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Series 4 Pan-Pacific Entomologist, 1926-1931
Scope and Content Note
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Series 5 Printed Materials, 1951-1958
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Brochure; The Klamath Weed Beetle, 1958
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Serial; California Monthly,1951; 1958
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Serial; Four Quarters,1957
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Series 6 Photograph and Memorabilia, 1950
Scope and Content Note
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Photograph of Freeborn, n.d.
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Certificate from President Harry Truman appointing Freeborn to the U.S. Water Pollution Control Advisory Board in the U.S. Public Health Service, 1950
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Medal from Humboldt and Del Norte Counties, n.d.
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