My Account Log in

2 options

Coal geology and coal, oil, and gas resources of the Erie and Frederick Quadrangles, Boulder and Weld Counties, Colorado / by Frank D. Spencer.

Online

Available online

View online

U.S. Government Documents Available online

View online
Format:
Book
Government document
Author/Creator:
Spencer, Frank Darwyn, 1904- author.
Contributor:
Geological Survey (U.S.), issuing body.
Series:
U.S. Geological Survey bulletin ; 1619.
U.S. Geological Survey bulletin ; 1619
Language:
English
Subjects (All):
Coal--Colorado--Boulder County.
Coal.
Coal--Colorado--Weld County.
Petroleum--Colorado--Boulder County.
Petroleum.
Petroleum--Colorado--Weld County.
Natural gas--Colorado--Boulder County.
Natural gas.
Natural gas--Colorado--Weld County.
Colorado--Boulder County.
Colorado--Weld County.
Physical Description:
1 online resource (xviii, 458 pages, 7 pages of plates) : illustrations (some color), color maps.
Distribution:
[Washington, D.C.] : United States Government Printing Office
Place of Publication:
[Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1986.
Notes:
Title from title screen (viewed Aug. 11, 2014).
Also available online in PDF format from the U.S. Geological Survey Warehouse (http://pubs.er.usgs.gov/).
Includes bibliographical references.
U.S.G.P.O. sales statement incorrect in publication.
Other Format:
Print version: Spencer, Frank Darwyn, 1904- Coal geology and coal, oil, and gas resources of the Erie and Frederick Quadrangles, Boulder and Weld Counties, Colorado
OCLC:
886559795

The Penn Libraries is committed to describing library materials using current, accurate, and responsible language. If you discover outdated or inaccurate language, please fill out this feedback form to report it and suggest alternative language.

My Account

Shelf Request an item Bookmarks Fines and fees Settings

Guides

Using the Library Catalog Using Articles+ Library Account