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Showing 1 - 2 of 2 Records
"Recreation on Public Lands," Roberts Mann, 1944
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Conference paper presented before the ninth North American Wildlife Conference
Date:
April 25, 1944
Collection:
Forest Preserve District of Cook County records
Access:
Public access


"Streamlined Maintenance," Roberts Mann, ca. 1940s
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Memo on the impact of World War II and park maintenance activities
Date:
ca. 1940-1950
Collection:
Forest Preserve District of Cook County records
Access:
Public access