Title Genres Topics Date (Start) Date (End)
Barbara L. Wilson letter to Thomas H. Kent regarding summer bird sightings and populations, July 31, 1981 Correspondence Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology Weather 1981-07-31 N/A
Field notes contributed by Hank Zaletel, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology Emberizidae | Sparrows 1981-06-01 1981-07-31
Irene Van Nieuwenhuyse letter to Peter C. Petersen regarding a Ringed Turtle-Dove sighting, May 28, 1981 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology Rare birds 1981-05-28 N/A
Iowa Ornithologists' Union, field report compiled data, Loggerhead Shrike, 1983 Field notes Bird watching Birds--Counting Birds--Research 1983-06-02 1983-07-15
Iowa Ornithologists' Union, field report compiled data, Northern Shrike, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-11-17 1983-03-21
Iowa Ornithologists' Union, field report compiled data, Common Snipe, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-11-10 1983-07-07
Iowa Ornithologists' Union, field report compiled data, Sora, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-11-04 1983-05-21
Iowa Ornithologists' Union, field report compiled data, Lark Sparrow, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-05-04 1983-07-23
Iowa Ornithologists' Union, field report compiled data, Harris' Sparrow, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-12-08 1983-05-26
Iowa Ornithologists' Union, field report compiled data, White-crowned Sparrow, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-01-01 1983-05-25
Iowa Ornithologists' Union, field report compiled data, White-throated Sparrow, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-02-27 1983-03-21
Iowa Ornithologists' Union, field report compiled data, Swamp Sparrow, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-05-19 1983-03-20
Iowa Ornithologists' Union, field report compiled data, Lincoln's Sparrow, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-12-28 1983-05-26
Iowa Ornithologists' Union, field report compiled data, Song Sparrow, 1982-1983 Field notes Bird watching Birds--Counting Birds--Research 1982-04-24 1983-04-10
Iowa Ornithologists' Union, field report compiled data, Fox Sparrow, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-10-28 1983-03-12
Iowa Ornithologists' Union, field report compiled data, Le Conte's Sparrow, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-10-11 1983-05-22
Iowa Ornithologists' Union, field report compiled data, Henslow's Sparrow, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-04-26 1983-07-17
Iowa Ornithologists' Union, field report compiled data, Grasshopper Sparrow, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-05-04 1983-04-30
Iowa Ornithologists' Union, field report compiled data, Savannah Sparrow, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-11-03 1983-06-17
Iowa Ornithologists' Union, field report compiled data, Vesper Sparrow, 1980-1982 Field notes Bird watching Birds--Counting Birds--Research 1980-04-13 1982-10-30
Iowa Ornithologists' Union, field report compiled data, Field Sparrow, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-02-12 1983-03-20
Iowa Ornithologists' Union, field report compiled data, Clay-colored Sparrow, 1974-1983 Field notes Bird watching Birds--Counting Birds--Research 1974-07-15 1983-05-23
Iowa Ornithologists' Union, field report compiled data, Chipping Sparrow, 1980-1982 Field notes Bird watching Birds--Counting Birds--Research 1980-09-27 1982-10-30
Iowa Ornithologists' Union, field report compiled data, American Tree Sparrow, 1981-1983 Field notes Bird watching Birds--Counting Birds--Research 1981-10-21 1983-04-20
Iowa Ornithologists' Union, field report compiled data, Tree Swallow, 1977-1983 Field notes Bird watching Birds--Counting Birds--Research 1977-03-25 1983-05-01