Title Genres Topics Date (Start) Date (End)
Iowa Ornithologists' Union, Quarterly field report, spring 1989 Field notes Bird watching Birds--Research Ornithology--Methodology Rare birds Weather 1989-03-01 1989-05-31
W. Ross Silcock letter to Thomas H. Kent regarding questions about the Christmas bird count, February 28, 1989 Correspondence Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1989-02-28 N/A
Vernon M. Kleen letter to Peter C. Petersen regarding field notes from the 1960s, January 19, 1989 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1989-01-19 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Larry Farmer, January 3, 1989 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Falconidae | Falcons Ornithology--Methodology Weather 1989-01-03 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Mark Widrlechner, January 2, 1989 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1989-01-02 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Dean Mosman, January 2, 1989 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1989-01-02 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Nelson R. Hoskins, January 1, 1989 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1989-01-01 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Douglas Rose, January 1, 1989 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1989-01-01 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Robert I. Cecil, December 31, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-31 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, W. Ross Silcock, December 31, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-31 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Darwin Koenig, December 31, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-31 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Lanny Haldy, December 30, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-30 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Lucille M. Gaffney, December 29, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Accipitridae | Hawks and Eagles Ornithology--Methodology Weather 1988-12-29 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Weir Nelson, December 28, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-28 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Marie E. Spears Tiemann, December 27, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-27 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Darwin Koenig, December 26, 1988 Forms (documents) Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-26 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Eugene Armstrong, December 26, 1988 Field notes Forms (documents) Bird feeders Bird watching Birds--Counting Birds--Identification Birds--Research Ornithology--Methodology Turdidae | Thrushes Weather 1988-12-26 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Peter C. Petersen, December 26, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-26 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Peter C. Petersen, December 22, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-22 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Raymond L. Cummins, December 20, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather Strigiformes | Owls 1988-12-20 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Peter C. Petersen, December 19, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-19 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, K. L. Drews, December 18, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-18 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Francis L. Moore, December 18, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-18 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Stephen J. Dinsmore, December 18, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-18 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Peter C. Petersen, December 18, 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1988-12-18 N/A