Title Genres Topics Date (Start) Date (End)
Iowa Birdline update, March 11, 1991 notes Field notes Bird watching Birds--Migration Waterfowl Dial-a-message telephone calls 1991-03-11 N/A
Iowa Birdline update, January 14, 1991 Correspondence Field notes Bird watching Dial-a-message telephone calls 1991-01-14 N/A
Iowa Birdline update, January 21, 1991 notes Field notes Bird watching Dial-a-message telephone calls 1991-01-21 N/A
Iowa Birdline update, January 21, 1991 Correspondence Field notes Bird watching Dial-a-message telephone calls 1991-01-21 N/A
Iowa Birdline update, January 28, 1991 notes Field notes Bird watching Dial-a-message telephone calls 1991-01-28 N/A
Iowa Birdline update, January 28, 1991 Correspondence Field notes Bird watching Dial-a-message telephone calls 1991-01-28 N/A
Iowa Birdline update, February 4, 1991 notes Field notes Bird watching Anseriformes | Ducks, Geese, and Swans Accipitridae | Hawks and Eagles Strigiformes | Owls Dial-a-message telephone calls 1991-02-04 N/A
Iowa Birdline update, February 4, 1991 Correspondence Field notes Bird watching Anseriformes | Ducks, Geese, and Swans Accipitridae | Hawks and Eagles Strigiformes | Owls Dial-a-message telephone calls 1991-02-04 N/A
Iowa Birdline update, February 11, 1991 notes Field notes Bird watching Dial-a-message telephone calls 1991-02-11 N/A
Iowa Birdline update, February 18, 1991 notes Field notes Bird watching Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Dial-a-message telephone calls 1991-02-18 N/A
Iowa Birdline update, February 18, 1991 Correspondence Field notes Bird watching Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Dial-a-message telephone calls 1991-02-18 N/A
Iowa Birdline update, February 25, 1991 notes Field notes Bird watching Dial-a-message telephone calls 1991-02-25 N/A
Iowa Birdline update, March 4, 1991 notes Field notes Bird banding Bird watching Dial-a-message telephone calls 1991-03-04 N/A
Iowa Birdline update, May 13, 1991 Correspondence Field notes Bird watching Birds--Migration Dial-a-message telephone calls 1991-05-13 N/A
Iowa Birdline update, March 24, 1991 Field notes Bird watching Weather Waterfowl Dial-a-message telephone calls 1991-03-24 N/A
Iowa Birdline update, March 25, 1991 notes Field notes Bird watching Birds--Migration Waterfowl Dial-a-message telephone calls 1991-03-25 N/A
Iowa Birdline update, March 25, 1991 Correspondence Field notes Bird watching Birds--Migration Waterfowl Dial-a-message telephone calls 1991-03-25 N/A
Iowa Birdline update, April 1, 1991 Correspondence Field notes Bird watching Dial-a-message telephone calls 1991-04-01 N/A
Iowa Birdline update, April 15, 1991 notes Field notes Bird watching Dial-a-message telephone calls 1991-04-15 N/A
Iowa Birdline update, April 8, 1991 Correspondence Field notes Bird watching Dial-a-message telephone calls 1991-04-08 N/A
Iowa Birdline update, April 15, 1991 Correspondence Field notes Bird watching Dial-a-message telephone calls 1991-04-15 N/A
Iowa Birdline update, April 22, 1991 notes Field notes Bird watching Birds--Migration Dial-a-message telephone calls 1991-04-22 N/A
Iowa Birdline update, April 22, 1991 Correspondence Field notes Bird watching Birds--Migration Dial-a-message telephone calls 1991-04-22 N/A
Iowa Birdline update, April 29, 1991 Correspondence Field notes Bird watching Birdsongs Dial-a-message telephone calls 1991-04-29 N/A
Iowa Birdline update, May 6, 1991 Correspondence Field notes Bird watching Birds--Migration Dial-a-message telephone calls 1991-05-06 N/A