Title Genres Topics Date (Start) Date (End)
Breeding birds in Iowa Research notes Birds--Geographical distribution Birds--Nests Summer 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
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, 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, 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, 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, George Hendrickson 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, 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, 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, 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, Edgar Harlan Checklists Questionnaires Research notes Birds--Geographical distribution Birds--Nests Birds--Research Rare birds N/A N/A
Observations and data on various birds, part 1 of 3, Woodward Hart Brown Correspondence Field notes Photographic prints Research notes Articles Bird watching Birds--Eggs Birds--Nests Gruiformes | Cranes, Rails, and Coots Anseriformes | Ducks, Geese, and Swans Podicipediformes | Grebes Accipitridae | Hawks and Eagles Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Gaviiformes | Loons Charadriidae | Plovers Galliformes | Quails, Pheasants, Turkeys, and Grouse N/A N/A
Observations and data on various birds, part 2 of 3, Woodward Hart Brown Correspondence Field notes Photographic prints Research notes Bird watching Birds--Nests Laridae | Gulls and Terns Corvidae | Jays, Crows, and allies Sittidae | Nuthatches Scolopacidae | Sandpipers, Phalaropes, and allies Laniidae | Shrikes Piciformes | Woodpeckers and allies Strigiformes | Owls Cuculiformes | Cuckoos, Roadrunners, and Anis Coraciiformes | Kingfishers N/A N/A
Observations and data on various birds, part 3 of 3, Woodward Hart Brown Correspondence Field notes Research notes Bird watching Birds--Nests Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Fringillidae | Finches Thraupidae | Tanagers Vireonidae | Vireos Parulidae | Warblers N/A N/A
Great Horned Owl nesting study and research notes Reports Research notes Essays Bird banding Birds--Eggs Birds--Food Birds--Nests Birds--Research Ornithology--Methodology Birds--Infancy Eggs--Incubation 1933-02-26 1939-12-31