Title Genres Topics Date (Start) Date (End)
Iowa Birdline update, January 11, 1993 Correspondence Field notes Bird feeders Bird watching Birds--Counting Birds--Identification Anseriformes | Ducks, Geese, and Swans Dial-a-message telephone calls 1993-01-11 N/A
Iowa Birdline update, January 4-5, 1993 Correspondence Field notes Bird feeders Bird watching Birds--Counting Birds--Identification Dial-a-message telephone calls 1993-01-04 1993-01-05
Iowa Birdline update, September 19, 1994 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Dial-a-message telephone calls 1994-09-19 N/A
Philip DuMont telegram to Burt Gresham regarding Goose migration, Spring 1933 Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1933-03-01 1933-05-31
Burt Gresham letter to Philip DuMont regarding Goose migration, April 14, 1933 Correspondence Bird watching Birds--Counting Birds--Migration 1933-04-14 N/A
Philip DuMont telegram to Burt Gresham regarding Goose migration Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1936-03-01 1936-05-31
Philip DuMont telegram to Burt Gresham regarding Goose migration, March 18, 1938 Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1938-03-18 N/A
Philip DuMont telegram to Burt Gresham regarding Goose migration, March 1938 Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1938-03-01 1938-03-31
Philip DuMont letter to Burt Gresham regarding Goose migration, April 4, 1938 Correspondence Field notes Bird watching Birds--Counting Birds--Migration 1938-04-04 N/A
Burt Gresham letter to Philip DuMont regarding Goose migration, April 9, 1938 Correspondence Field notes Surveys (documents) Bird watching Birds--Counting Birds--Migration 1938-04-09 N/A
Letter to I.T. Bode regarding Waterfowl conditions that might affect Iowa, January 3, 1934 Correspondence Reports Bird surveys Birds--Counting Fowling Water levels Waterfowl 1934-01-03 N/A
Philip DuMont letter to William Bell regarding Starlings in Iowa, March 16, 1933 Correspondence Bird surveys Bird watching Birds--Counting Introduced birds 1933-03-16 N/A