images.library.wisc.eduimages.library.wisc.edu/EcoNatRes/EFacs/DNRBull/...Data Sources and Time...
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Transcript of images.library.wisc.eduimages.library.wisc.edu/EcoNatRes/EFacs/DNRBull/...Data Sources and Time...
![Page 1: images.library.wisc.eduimages.library.wisc.edu/EcoNatRes/EFacs/DNRBull/...Data Sources and Time Periods All collections are divided into 3 time periods: 1900-31, 1959-74, and 1975-81.](https://reader033.fdocuments.in/reader033/viewer/2022042211/5eb42f7c4126221f114cbcce/html5/thumbnails/1.jpg)
![Page 2: images.library.wisc.eduimages.library.wisc.edu/EcoNatRes/EFacs/DNRBull/...Data Sources and Time Periods All collections are divided into 3 time periods: 1900-31, 1959-74, and 1975-81.](https://reader033.fdocuments.in/reader033/viewer/2022042211/5eb42f7c4126221f114cbcce/html5/thumbnails/2.jpg)
![Page 3: images.library.wisc.eduimages.library.wisc.edu/EcoNatRes/EFacs/DNRBull/...Data Sources and Time Periods All collections are divided into 3 time periods: 1900-31, 1959-74, and 1975-81.](https://reader033.fdocuments.in/reader033/viewer/2022042211/5eb42f7c4126221f114cbcce/html5/thumbnails/3.jpg)
![Page 4: images.library.wisc.eduimages.library.wisc.edu/EcoNatRes/EFacs/DNRBull/...Data Sources and Time Periods All collections are divided into 3 time periods: 1900-31, 1959-74, and 1975-81.](https://reader033.fdocuments.in/reader033/viewer/2022042211/5eb42f7c4126221f114cbcce/html5/thumbnails/4.jpg)
![Page 5: images.library.wisc.eduimages.library.wisc.edu/EcoNatRes/EFacs/DNRBull/...Data Sources and Time Periods All collections are divided into 3 time periods: 1900-31, 1959-74, and 1975-81.](https://reader033.fdocuments.in/reader033/viewer/2022042211/5eb42f7c4126221f114cbcce/html5/thumbnails/5.jpg)
![Page 6: images.library.wisc.eduimages.library.wisc.edu/EcoNatRes/EFacs/DNRBull/...Data Sources and Time Periods All collections are divided into 3 time periods: 1900-31, 1959-74, and 1975-81.](https://reader033.fdocuments.in/reader033/viewer/2022042211/5eb42f7c4126221f114cbcce/html5/thumbnails/6.jpg)