Title Genres Topics Date (Start) Date (End)
Birds: verifying documentation of an extraordinary sight record submitted by Douglas Harr, March 17 1981 Field notes Forms (documents) Bird watching Birds--Identification Rare birds 1981-03-17 N/A
Birds: verifying documentation of an extraordinary sight record for White-winged Scoter, October 1978 Field notes Bird watching Birds--Identification Rare birds Water birds 1978-10-24 N/A
Birds: verifying documentation of an extraordinary sight record for Red-Necked Grebe, November 1, 1987 Field notes Forms (documents) Birds--Identification Rare birds 1987-11-01 N/A
Birds reported to Dr. James Dinsmore by others (fide reports), fall 1984 Field notes Bird watching Birds--Identification 1984-08-01 1984-11-30
Birds reported to Birdline, but not reported to IBL Field notes Bird watching Birds--Identification 1991-03-01 1991-05-31
Birds in Iowa Administrative records Birds--Identification Birds--Research Ornithology--Methodology Ornithology--Societies, etc Rare birds 1996-01-01 1996-12-31
Bird species identification survey in Ames and adjacent areas flyer Fliers (printed matter) Bird surveys Bird watching Birds--Identification Birds--Research N/A N/A
Bird sightings from Mike and Carol Newlon, fall 1976 Checklists Bird watching Birds--Identification Habitat (Ecology) Hirundinidae | Swallows Troglodytidae | Wrens 1976-08-01 1976-11-30
Bird sightings checklist, winter 1978-1979 Checklists Field notes Bird watching Birds--Counting Birds--Identification Birds--Research 1978-12-01 1979-02-28
Bird sightings checklist, fall 1979 Checklists Bird watching Birds--Identification Rare birds 1979-08-01 1979-11-30
Bird sightings checklist, fall 1976 Checklists Bird watching Birds--Identification Wildlife conservation 1976-08-01 1976-11-30
Bird sightings checklist Swan Lake, fall 1976 Checklists Bird watching Birds--Identification 1976-09-16 N/A
Bird Sighting White-winged Crossbill, 1979 Field notes Birds--Identification Rare birds Zoological specimens 1979-07-24 N/A
Bird sighting of Ospreys at Lake Red Rock contributed by Jon Stravers, winter, 1976-1977 Field notes Bird watching Birds--Behavior Birds--Identification Binoculars 1976-12-01 1977-02-28
Bird sighting checklist, fall 1979 Checklists Field notes Bird populations Bird watching Birds--Identification 1979-08-01 1979-11-30
Biological abstracts: Red-tailed Hawk Drafts (documents) Articles Birds--Geographical distribution Birds--Identification 1933-01-01 1933-12-31
Bill Ohde letter to Jim Dinsmore regarding a Berwick's Wren, March 20, 1984 Correspondence Field notes Birds--Behavior Birds--Identification Rare birds 1984-03-20 N/A
Bill Clark letter to Thomas Kent regarding additional details about his bird sightings in Iowa, October 23, 1980 Correspondence Field notes Bird watching Birds--Identification Troglodytidae | Wrens 1980-10-23 N/A
Bill Clark letter to the Union Slough Refuge Manager regarding an early sighting of a Red-breasted Nuthatch, September 15, 1980 Correspondence Field notes Bird watching Birds--Identification Wildlife managers 1980-09-15 N/A
Bill and Marjorie Heusinkveld letter to Thomas H. Kent regarding field notes and accompanying documentation, March 4, 1982 Correspondence Field notes Bird watching Birds--Identification Rare birds 1982-03-04 N/A
Big Spirit Lake Christmas bird count form December 15, 1984 Checklists Bird feeders Birds--Identification Rare birds 1984-12-15 N/A
Big Bluestem Flyer, Volume 24, Number 5, January 1990 Newsletters Bird feeders Bird surveys Birds--Identification Habitat (Ecology) Ornithology--Societies, etc Wildlife habitat improvement Acid rain Prairie restoration 1990-01-01 1990-01-31
Big Bluestem Flyer, Volume 24, Number 4, December 1989 Newsletters Bird surveys Bird watchers Bird watching Birds--Counting Birds--Identification Ornithology--Societies, etc 1989-12-01 1989-12-31
Beth Proescholdt letter to Michael C. Newlon regarding a Northern Shrike sighting, December 1, 1984 Correspondence Field notes Birds--Identification Ornithology--Societies, etc Ornithology--Technique Rare birds 1984-12-01 N/A
Bery Engebretsen letter to Thomas Kent regarding spring reports, June 2, 1993 Field notes Bird watching Birds--Identification Birdsongs Weather 1993-06-02 N/A