	*Dunlop, Richard (1979) Backpacking and Outdoor Guide* (4th ed.) Rand McNally & Co., Chicago, IL.**	Book (edition)
	Department of Commerce & Economic Development 20, 58; Vermont Development Department 22; National Park Service/Richard...Frear 24, 28, 126; USDA, Forest Service 34; Oregon State Highway Division 36, 40, 190; Maryland Division...Tourism 38; Warren Asa of AYH 46, 47; Washington State Travel Development Division 48; West Virginia Department...Tennessee Valley Authority 76, 118; Robert Wenkam 81; State of New Hampshire 86; National Park Service 88; Massachusetts...Massachusetts Department of Commerce 91; State of Maine 92; Nova Scotia Communications and Information
	*(1916) Contributions to economic geology, 1915, Part II, Mineral fuels--The Healdton oil field, Carter County, Oklahoma. Bulletin* Vol. 621 (621b) US Geological Survey doi:10.3133/b621b**	Report (issue)
	THE HEALDTON OIL FIELD, CARTER COUNTY, OKLAHOMA. By CARROLL H. WEGEMANN and KENNETH C. HEALD. INTRODUCTION...Carter County about 25 miles north of Red River, which forms the south .boundary of the State of Oklahoma...Retrolfdm Co. (D. R. McKinney) Healdton Oil & Gas Twin State Oil Co. (Lee Brokeshou/d (J. D. Wade et a/.}...Co (Wm. Bonner) (Cecil Heald) (Bennet Kemp) Twin State Oil (J.H.Kinney)}] Sarasota Oil Ok/ahoma-Southwestern...McKay) (Hickson Jefferson) Rustel & Ske/l TivTfe State Oil Co. McJffann Oil Co. (E. T. Richards^ IOIB'
	*Berg, Richard C., Thorleifson, L. Harvey (2001) Geological Models for Groundwater Flow Modelling. Open File Series* 2001-1. Illinois State Geological Survey**	Report (issue)
	Governor Department of Natural Resources ILLINOIS STATE GEOLOGICAL SURVEY Willhrr W. Shilts, Chief ©...Extended Abstracts Convenors: Richard C. Berg State Geological Survey Illinois L. Harvey Thorleifson...Illinois 35 April 22, 2001 sponsored by Illinois State University, Department of Geography-Geology Campus...Governor Department of Natural Resources ILLINOIS STATE GEOLOGICAL SURVEY W. Shilts, Chief 615 East Peabody...61820-6964 William Printed by authority of the State of Illinois/60/2001 CONTENTS - Developing large
	POWERS, S. (1928) Age of the Folding of the Oklahoma Mountains--the Ouachita, Arbuckle, and Wichita Mountains of Oklahoma and the Llano-Burnet and Marathon Uplifts of Texas. Geological Society of America Bulletin, 39 (4) 1031-1071 doi:10.1130/gsab-39-1031	Journal (article/letter/editorial)
	anticlines, extended from Foard County, Texas, on the west, to and beyond Cooke County, on the east. A branch...Wichita folding came somewhat later, as is shown by gravel in the Glenn formation (early Pennsylvanian). Con...11, township 1 south, range 16 east, Pushmataha County. Most of the shale is prob ably of Mississippian...Development Company’s well near Chicota, in Lamar County, entered schist a t 1,880 fe et; and the Lady Alice...Alice well, north of Clarksville, in Red River County, entered schist a t 1,693 feet, directly under

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Gravel from Twin State Quarry, Hartland, Windsor County, Vermont, USA

Gravel from
Twin State Quarry, Hartland, Windsor County, Vermont, USA