Showing 1 - 2 results of 2 for search '"Geology"', query time: 0.02s Refine Results
  1. 1

    Climate and time in their geological relations : a theory of secular changes of the earth's climate / by Croll, James

    Published 1875
    Book
  2. 2

    Hydrologic conditions and artificial recharge through a well in the Salem heights area of Salem, Oregon : artificial recharge of ground water / by Foxworthy, Bruce L.

    Published 1970
    “…Geological survey water-supply paper ;…”
    Book