Title Genres Topics Date (Start) Date (End)
Douglas E. Trapp letter to Thomas H. Kent regarding raptor migration watch, October 3, 1986 Correspondence Field notes Bird watching Birds of prey Birds--Migration Ornithology--Methodology Weather 1986-10-03 N/A
Iowa Ornithologists' Union, Quarterly field report, winter 1986-1987 Field notes Bird watching Birds--Counting Birds--Research Laridae | Gulls and Terns Ornithology--Methodology Water birds Weather 1986-12-01 1987-02-28
Letter to W. Ross Silcock regarding data tables for the Christmas bird count report, February 5, 1987 Correspondence Field notes Tables (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1987-02-05 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Darwin Koenig, December 27, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-27 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, John Carl Miller, December 20, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-20 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Peter C. Petersen, December 23, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-23 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Peter C. Petersen, December 22, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-22 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Peter C. Petersen, December 21, 1986 Field notes Tables (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-21 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Peter C. Petersen, December 20, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-20 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Peter C. Petersen, December 19, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-19 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Charles Fuller, December 20, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-20 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Robert I. Cecil, January 3, 1987 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1987-01-03 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Wayne Livermore, December 27, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-27 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, K. L. Drews, December 20, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-20 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Elizabeth A. Grenon, December 27, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-27 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Ruth Phipps, December 29, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-29 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, W. Ross Silcock, December 20, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-20 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Darwin Koenig, December 20, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-20 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Francis L. Moore, December 20, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-20 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Thelma Joy Fromm, December 20, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-20 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Douglas C. Harr, December 20, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-20 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Dick Bierman, December 21, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-21 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Larry Farmer, January 4, 1987 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1987-01-04 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Sharon Kaufman, December 18, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-18 N/A
Form for reporting Iowa Christmas bird counts to Iowa Bird Life, Weir Nelson, December 27, 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1986-12-27 N/A