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Published online by Cambridge University Press: 01 May 2009
page 34 note 1 Professor T. McKenny Hughes, “Flints”: Cambridge Ant. Soc. Coll., vol. xviii.
Dr. N. O. Holst, “The Swedish Flint Mines”: Report on the Excavations at Grimes Graves, 1914.
M. Schrabisch, “Indian Habitations in Sussex County, New Jersey”; and L. Spier, “Indian Remains near Plainfield, Union Co., and along the Delaware Valley”: Geol. Surv. New Jersey, Bull. 13, 1915.
N. H. Winchell, “The Weathering of Aboriginal Stone Artifacts. No. 1. A consideration of the Palæoliths of Kansas”: Collections of the Minnesota Historical Society, vol. xvi, pt. i.