Title Genres Topics Date (Start) Date (End)
Bird migration records, 1926 Field notes Bird watching Birds--Geographical distribution Birds--Migration Migratory birds 1927-01-01 1927-01-31
Bird migration records, 1925 Field notes Bird watching Birds--Geographical distribution Birds--Migration Migratory birds 1926-01-18 N/A
Bird migration records, 1924 Field notes Bird watching Birds--Geographical distribution Birds--Migration Migratory birds 1925-02-07 N/A
Bird migration records, North Dakota, 1924 Field notes Bird watching Birds--Geographical distribution Birds--Migration Game and game-birds Migratory birds Photography of birds Charadriiformes | Shore-birds, Gulls, and Auks 1925-05-01 N/A
Bird migration records, 1923 Field notes Bird watching Birds--Geographical distribution Birds--Migration Migratory birds 1924-01-02 N/A
Bird migration records, 1922 Field notes Bird watching Birds--Geographical distribution Birds--Migration Migratory birds 1923-01-02 N/A
Questionnaire for a new birds of Iowa, Emil Nauman Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
Questionnaire for a new birds of Iowa, Edgar Harlan Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
Questionnaire for a new birds of Iowa, Sanderson, Schuenke, Bullock Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
Questionnaire for a new birds of Iowa, Oscar Allert Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
Questionnaire for a new birds of Iowa, Althea Sherman Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
Questionnaire for a new birds of Iowa, Charles Spiker Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
Questionnaire for a new birds of Iowa, George Hendrickson Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
Directory for the collecting of bird specimens in Iowa for scientific purposes Reports Birds--Geographical distribution Birds--Research Ornithology--Study and teaching Birds--Collection and preservation 1935-04-01 1935-04-30
Questionnaire for a new birds of Iowa, Bernt Wolden Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
Questionnaire for a new birds of Iowa, William Youngworth Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
Questionnaire for a new birds of Iowa, Walter Rosene Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
Questionnaire for a new birds of Iowa, Francis Roberts Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
A list of birds in "Birds of Iowa" which lack Iowa specimens Research notes Bird watching Birds--Geographical distribution Zoological specimens N/A N/A
Material to find in Iowa Research notes Birds--Geographical distribution Birds--Collection and preservation N/A N/A
Specimens in Iowa collections to be considered as accidental Research notes Birds--Geographical distribution Rare birds Zoological specimens N/A N/A
Species considered extinct in Iowa Research notes Bird watching Birds--Geographical distribution Extinct birds Rare birds Birds--Collection and preservation N/A N/A
Winter visitors Research notes Bird watching Birds--Geographical distribution Winter N/A N/A
Breeding status undetermined Research notes Bird watching Birds--Geographical distribution Zoological specimens N/A N/A
Max Stempel letter to Philip DuMont regarding details about bird specimens, January 13, 1935 Correspondence Birds--Geographical distribution Birds--Identification Birds--Collection and preservation 1935-01-13 N/A