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7.5 minute series (topographic), [Oregon]. 42121-A8-TF-024, Hamaker Mtn. quadrangle, Oregon--California

Geological Survey (U.S.)

Publication Details Click to collapse Cite/Export

  • Creator produced by the United States Geological Survey
  • Format Maps, Atlases
  • Publication Provisional ed. 1986. Reston, Va. : The Survey ; Denver, Colo. : For sale by the Survey, [19--]-
  • Physical Details
    • maps : col. ; on sheets 69 x 56 cm
  • Cartographic Data
    Scale 1:24,000, Lambert conformal conic proj
    (W 122⁰00ʹ00 --W 121⁰52ʹ30 /N 42⁰07ʹ30 --N 42⁰00ʹ00 ).


  • Relief shown by contours and spot heights.
  • "Produced from original manuscript drawings."
  • Compiled from aerial photographs taken 1980, field checked 1982, map edited and printed 1986.
  • Includes quadrangle location map and index to adjoining quadrangles.