Books by Catherine B. Pieper:
Books in the extended shelves:
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Pieper, Catherine B.: The decline of submerged aquatic plants in Chesapeake Bay (Biological Services Program, Fish and Wildlife Service, U.S. Dept. of the Interior, 1979), also by J. Court Stevenson, Nedra Confer, U.S. Fish and Wildlife Service, Biological Services Program (U.S.), United States. Environmental Protection Agency. Region III. Chesapeake Bay Program, Maryland. Department of Natural Resources, and National Coastal Ecosystems Team (U.S.) (page images at HathiTrust)
Find more by Catherine B. Pieper at your library, or elsewhere.