Sources

1.     Whyte, William E. Centennial chronology of the county of Luzerne, 1776-1876. Pittston, Pa., D. R. Huntington, 1886.

2.     Wapwallopen Historical Society. History of the Wapwallopen Region, 1964.

3.     Kindig, Moira. "The History of Black Powder." http://ezine.firelands.net/BlackPowderJournal/Vol1No3.

4.     Gilbert, Roger. "The Powder Hole." http://councilcup.com/BlackPowder/PowderHole2.

5.     Pearce, Stewart. Annals of Luzerne County. Philadelphia, J.B. Lippincott & Co., 1866.

6.     Sutton, William. DuPont - One Hundred and Forty Years. New York, Charles Scribner’s Sons, 1942.

7.     Janosov, Robert A. "The DuPont Powder Mills at Wapwallopen, Pennsylvania 1856-1912."

8.     Atlas of Luzerne County, Penn. Philadelphia, A. Pomeroy & Co., 1873.

9.     Records of the E. I. du Pont de Nemours & Company, Inc. Series II., Hagley Museum.
 

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