Title Genres Topics Date (Start) Date (End)
Field notes contributed by Marion M. Brewer, summer 1993 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Counting 1993-06-01 1993-07-31
Field reports form for submitting seasonal observations of Iowa birds, Robert I. Cecil, summer 1993 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Counting 1993-06-01 1993-07-31
Field reports form for submitting seasonal observations of Iowa birds, Matthew Kenne, summer 1993 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Counting Birds--Identification Birds--Nests Birdsongs Birds--Infancy 1993-06-01 1993-07-31
Field notes contributed by Peter C. Petersen, summer 1993 Field notes Forms (documents) Bird populations Bird watching Birds--Behavior Birds--Counting 1993-06-01 1993-07-31
Field reports form for submitting seasonal observations of Iowa birds, Jim Sinclair, fall 1993 Field notes Forms (documents) Bird populations Bird watching Birds--Behavior Birds--Counting 1993-08-01 1993-11-30
Field reports form for submitting seasonal observations of Iowa birds, Robert VanErsvelde and Connie VanErsvelde, summer 1997 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Counting Birds--Feeding and feeds 1997-06-01 1997-07-31