Title Genres Topics Date (Start) Date (End)
Bird sightings checklist, winter 1978-1979 Checklists Field notes Bird watching Birds--Counting Birds--Identification Birds--Research 1978-12-01 1979-02-28
Bird sightings checklist, summer 1977 Checklists Field notes Bird watching Birds--Research 1977-06-01 1977-07-31
Bird sightings checklist, spring 1978 Checklists Field notes Bird watching Birds--Counting Birds--Research 1978-03-01 1978-05-31
Bird sightings checklist, spring 1978 Checklists Field notes Bird watching Birds--Counting Birds--Research 1978-03-01 1978-05-31
Bird sightings checklist, spring 1977 Checklists Field notes Bird watching Birds--Research Ornithology--Methodology 1977-03-01 1977-05-31
Bird sightings checklist, fall 1977 Checklists Field notes Bird watching Birds--Counting Birds--Research 1977-08-01 1977-11-30
Annotated copy of Polk County check-list of the observations of members of the Des Moines Audubon Society, 1959 Checklists Field notes Maps (documents) Bird watching Birds--Migration Birds--Research 1949-06-05 1973-04-17
Annotated copy of Polk County check-list of the observations of members of the Des Moines Audubon Society, 1953 Checklists Field notes Bird watching Birds--Migration Birds--Research 1938-11-17 1959-12-31