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By: Conwentz, Hugo,Edition:Publication info: Cambridge [England], University Press, 1909Volume: 1909Series:Holding Institution: Harvard University Botany LibrariesSubjects: Landscape protection Natural monumentsBHL Collections:
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By: Fitch, Henry S. (Henry Sheldon)Edition:Publication info: Lawrence, University of Kansas, Museum of Natural History, 1952Volume: no.4 (1952)Series:Holding Institution: Smithsonian Libraries and ArchivesSubjects: Kansas Natural monumentsBHL Collections:
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By: Maryland. State Planning Dept. - Smithsonian Institution. Center for Natural Areas.Edition:Publication info: Baltimore, The Department, 1975Volume: No. 231 Vol.ISeries:Holding Institution: University of Maryland, College ParkSubjects: Maryland Natural areas Natural monuments Natural resourcesBHL Collections:
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By: Goodwin, Richard H. (Richard Hale), - Niering, William A.Edition:Publication info: [Washington], National Park Service : may be purchased from the Supt. of Docs., Govt. Print. Off, 1975Volume:Series:Holding Institution: MBLWHOI LibrarySubjects: Natural monuments United States WetlandsBHL Collections:
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By: United States. Forest Service.Edition:Publication info: [Washington, D.C.?], Forest Service, U.S. Dept. of Agriculture, [2003?]Volume: 2003Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Forest reserves Historic buildings Landscape protection Natural monuments Recreational use Remodeling for other use WisconsinBHL Collections: