Showing 41 - 60 results of 871 for search '', query time: 0.14s Refine Results
  1. 41
    Zooplankton sampling.
    Published 1968
    Conference Proceeding Book
  2. 42
    Minerals and rocks of Wyoming /
    by Root, Forrest K.
    Published 1972
    Book
  3. 43
    Freeze-drying biological specimens : a laboratory manual /
    by Hower, Rolland O.
    Published 1979
    Book
  4. 44
    Gem hunter's guide ; the complete handbook for the amateur collector of gem minerals.
    by MacFall, Russell P.
    Published 1963
    Book
  5. 45
    Gem hunter's guide : how to find and identify gem minerals /
    by MacFall, Russell P.
    Published 1975
    Book
  6. 46
    Lyophilisation de matieres biologiques = Freeze-drying of biological materials /
    Published 1973
    Conference Proceeding Book
  7. 47
    The young rockhound's handbook /
    by Shedenhelm, W. R. C.
    Published 1978
    Book
  8. 48
    Collecting, culturing, and caring for living materials : a guide for teacher, student, and hobbyist /
    by Claflin, William E.
    Published 1981
    Book
  9. 49
    Mycology guidebook /
    Published 1974
    Book
  10. 50
    The golden age of plant hunters.
    by Lemmon, Kenneth
    Published 1968
    Book
  11. 51
    The plant hunters : being an examination of collecting, with an account of the careers & the methods of a number of those who have searched the world for wild plants /
    Book
  12. 52
    Out in the blue /
    by De Watteville, Vivienne
    Published 1927
    Book
  13. 53
    Design for scientific conservation of antiquities /
    by Organ, R. M.
    Published 1969
    Book
  14. 54
    Ein neues Hobby, Kleinmineralien : sammeln und praparieren /
    by Kipfer, Alexander
    Published 1974
    Book
  15. 55
    The bone hunters /
    by Lanham, Url, 1918-
    Published 1973
    Book
  16. 56
    Mineral collecting in Pennsylvania /
    by Lapham, Davis M.
    Published 1969
    Book
  17. 57
    Fossils in America: their nature, origin, identification and classification, and a range guide to collectiong sites.
    by Ransom, Jay Ellis, 1914-
    Published 1964
    Book
  18. 58
    Curious creatures in Alabama rocks ; a guidebook for amateur fossil collectors.
    by Copeland, Charles W.
    Published 1963
    Book
  19. 59
    Rocks and minerals of Alabama ; a guidebook for Alabama rockhounds /
    by Daniel, Thomas W.
    Published 1966
    Book
  20. 60
    An instrument for cleaning small fossils.
    Book
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