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1955
Pitney, W. E., and W. O. Saltzman. "Umpqua River studies." Oregon State Game Commission, Fishery Division. Annual Report - Fishery Division (1955): 1-20.
→ ir.library.oregonstate.edu/concern/technical_reports/bg257f83v
1954
Oregon Fish Commission. Shellfish Program. "Bay clams: A. Umpqua." Shellfish Investigation Progress Report, no. 30 (1954): 7 p.
Pitney, W. E., and W. O. Saltzman. "Umpqua River studies." Oregon State Game Commission, Fishery Division. Annual Report - Fishery Division (1954): 1-13.
→ ir.library.oregonstate.edu/concern/technical_reports/cj82kc79z
1953
Pitney, W. E., and W. O. Saltzman. "Umpqua River studies." Oregon State Game Commission, Fishery Division. Annual Report - Fishery Division (1953): p.1-11.
→ ir.library.oregonstate.edu/concern/technical_reports/j3860c16k
1952
Grenfell, R. A.. "Umpqua River investigations." Oregon State Game Commission, Fishery Division. Annual Report - Fishery Division (1952): p.1-7.
→ ir.library.oregonstate.edu/concern/technical_reports/xw42nd137
1951
Grenfell, R. A.. "Umpqua River investigations." Oregon State Game Commission, Fishery Division. Annual Report - Fishery Division (1951): 1-13.
→ ir.library.oregonstate.edu/concern/technical_reports/ft848v43t
1950
Pitney, W. E.. "Umpqua River investigations." Oregon State Game Commission, Fishery Division. Annual Report - Fishery Division (1950): p.6-17.
→ ir.library.oregonstate.edu/concern/technical_reports/v118rj88c
1949
Locke, F. E.. "Diamond Lake and associated investigations." Oregon State Game Commission, Fishery Division. Annual Report - Fishery Division (1949): p.67-87.
→ ir.library.oregonstate.edu/concern/technical_reports/c247dx600
Mathisen, L. M.. "Lower Umpqua River Investigations." Oregon State Game Commission, Fishery Division. Annual Report - Fishery Division (1949): p.15-31.
→ ir.library.oregonstate.edu/concern/technical_reports/c247dx600
Lower Umpqua River Study : Summary : Annual Report., 1949.
Newcomb, H. R.. "Upper Umpqua River Investigations." Oregon State Game Commission, Fishery Division. Annual Report - Fishery Division (1949): p.5-14.
→ ir.library.oregonstate.edu/concern/technical_reports/c247dx600
1946
Newcomb, Hugh Ross, and Leonard M. Mathisen. "The Umpqua River Study." Oregon State Game Commission Bulletin 1, no. 9 (1946): p.1, 7-8.
→ ir.library.oregonstate.edu/concern/technical_reports/9880vr996
The Umpqua River Study: A Joint Report., 1946.
→ ir.library.oregonstate.edu/concern/defaults/2227mt78b

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