Search results for: Humphrys, C. R. (Clifford Robertson), 1916-

Showing 61 - 73 results of 73 Refine Results
  1. 61

    Preliminary report on Amoco Oil Co. request for a Michigan Water Resources Commission permit to discharge effluent from a gasoline pipeline leak clean-up program at its Napoleaon,...

    Published: [Department of Resource Development, Michigan State University?], 1989
    Other Authors: “…Humphrys, C. R. (Clifford Robertson), 1916-…”
    Physical Description: 3 unnumbered pages, ii, 122, that is, 133 leaves : illustrations, facsimiles, maps ; 23 x 37 cm
    Book
  2. 62

    Carrying capacity for boating on Michigan's inland lakes. Volume II

    Published: [publisher not identified], 1991
    Other Authors: “…Humphrys, C. R. (Clifford Robertson), 1916-…”
    Physical Description: 383 leaves : illustrations, maps ; 23 x 37 cm
    Book
  3. 63

    Water resources bibliography : Leelanau County, Grand Traverse County, Kalkaska County, Antrim County for Boardman River Watershed, Grand Traverse Bay, Elk River Watershed

    Authors: Hosley, Joan K.
    Published: Department of Resource Development, Michigan State University, 1968
    Other Authors: “…Humphrys, C. R. (Clifford Robertson), 1916-…”
    Physical Description: 28 leaves ; 28 cm
    Book
  4. 64

    Water quality for irrigation

    Authors: Shearer, Marvin N.
    Published: Department of Resource Development, Agricultural Experiment Station, Michigan State University, 1960
    Other Authors: “…Humphrys, C. R. (Clifford Robertson), 1916-…”
    Physical Description: 12 pages : illustrations ; 29 cm.
    Book
  5. 65

    Design, operation, and maintenance of septic tanks

    Authors: Knop, Ralph
    Published: Department of Resource Development, Agricultural Experiment Station, Michigan State University, 1967
    Other Authors: “…Humphrys, C. R. (Clifford Robertson), 1916-…”
    Physical Description: leaves 194-197 ; 29 cm.
    Book
  6. 66

    Policy and recommendations for artificial ponds in Michigan.

    Published: Department of Resource Development, Michigan State University, 1960
    Other Authors: “…Humphrys, C. R. (Clifford Robertson), 1916-…”
    Physical Description: 7 pages ; 24 cm.
    Book
  7. 67

    "Save the Jordan" : the Jordan River watershed program

    Authors: Judson, Archie William
    Published: Michigan State University, 1971
    Other Authors: “…Humphrys, C. R. (Clifford Robertson), 1916-…”
    Physical Description: 40 leaves : maps ; 28 cm.
    Book
  8. 68

    A riparian's guide for self-help inland lake water quality management

    Authors: Gibson, George Roland, 1942-
    Published: Cooperative Extension Service, Michigan State University, 1979
    Other Authors: “…Humphrys, C. R. (Clifford Robertson), 1916-…”
    Physical Description: 68 pages : illustrations.
    Connect to online resource - All users (Michigan State University Libraries)
    Electronic eBook
  9. 69

    Ponds for work and fun

    Authors: Donahue, Julian P. (Julian Purtee)
    Published: Cooperative Extension Service, Michigan State University, 1961
    Other Authors: “…Humphrys, C. R. (Clifford Robertson), 1916-…”
    Physical Description: 31 pages : illustrations (some color).
    Connect to online resource - All users (Michigan State University Libraries)
    Electronic eBook
  10. 70

    Shoretype bulletin.

    Published: Department of Resource Development, Michigan State University, 1958
    Other Authors: “…Humphrys, C. R. (Clifford Robertson), 1916-…”
    Physical Description: volumes : illustrations, maps ; 22 x 28 cm.
    Book
  11. 71

    A Primer on water

    Published: 1969
    Other Authors:
    Physical Description: 75 pages : illustrations ; 28 x 44 cm
    Book
  12. 72

    County extension agents, water problems questionnaire

    Published: Department of Resource Development, Agricultural Experiment Station, Michigan State University, 1967
    Other Authors: “…Humphrys, C. R. (Clifford Robertson), 1916-…”
    Physical Description: leaves 154-193 : maps ; 29 cm.
    Book
  13. 73

    Preliminary natural land type map, Baraga County

    Published: Michigan State College of Agriculture and Applied Science, Conservation Institute and Soils Section, 1941
    Other Authors:
    Physical Description: 1 map : blueline ; 100 x 92 cm
    Map