Title Genres Topics Date (Start) Date (End)
Mark Orsag email to Thomas Kent regarding Hitchcock Nature Area Hawkwatch, December 20, 1999 Correspondence Field notes Bird surveys Bird watching Birds of prey Birds--Counting 1999-12-20 N/A
Mark Widrlechner letter to Boone County Bird Count Participants regarding the 1999 Christmas Bird Count results, January 9, 1999 Correspondence Field notes Bird surveys Bird watching Birds--Counting Ornithology--Methodology 1999-01-09 N/A
Fred Lesher letter to Thomas H. Kent regarding a raptor survey and winter bird sightings, February 6, 1983 Correspondence Field notes Bird surveys Bird watching Birds--Research Ornithology--Methodology 1983-02-06 N/A
Sharon Steffens letter to Thomas H. Kent with incorporated field notes, May 29, 1985 Correspondence Field notes Bird populations Bird surveys Bird watching Birds--Nests Photography of birds 1985-05-29 N/A
Iowa Birdline update, December 19, 1994 Correspondence Field notes Bird surveys Bird watching Dial-a-message telephone calls 1994-12-19 N/A