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Geologic map of the Niwot quadrangle, Boulder County, Colorado
- Author / Creator
- Available as
- Physical
Details
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- Creator
- by Donald E. Trimble ; Department of the Interior, United States Geological Survey
- Format
- Maps, Atlases
- Language
- English
- Contributors
- Publication
-
- Reston, Va. : The Survey, 1975
- Physical Details
-
- 1 map : color ; 58 x 45 cm, folded in envelope 30 x 24 cm
- OCLC
- ocm07311276, ocm07311276
- Cartographic Data
-
Scale 1:24,000(W 105°15ʹ00ʺ--W 105°07ʹ30ʺ/N 40°07ʹ30ʺ--N 40°00ʹ00ʺ).
- Relief shown by contours and spot heights.
- "Geology mapped in 1971-72. Faunal zones from Scott and Cobban (1965)."
- Includes correlation and description of map units and quadrangle location diagram; latter diagram also on envelope.
- "Datum is mean sea level."
- Includes bibliographical references.