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    Estimated average annual ground-water pumpage in the Portland Basin, Oregon and Washington 1987-88 by Collins, C. A. (Charles Alexander), 1944-

    Published: U.S. Dept. of the Interior, U.S. Geological Survey ; USGS Earth Science Information Center, Open-File Reports Section [distributor], 1994
    Description: 1 envelope (1 volumes, 4 folded maps) : maps ; 32 cm.
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  2. 2

    Estimated average annual ground-water pumpage in the Portland Basin, Oregon and Washington 1987-88 by Collins, C. A. (Charles Alexander), 1944-, Broad, Tyson M.

    Published: U.S. Geological Survey, 1994
    Description: 1 online resource (v, 26 pages) : maps + 4 plates.
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    Government Document eBook