French and Indian War to Revolutionary War era Dug Hand Grenade

18th c. F & I War- Revolutionary War era dug hand grenade, from an old New York collection and sold at Skinner Auctions. Dig location uncertain, but believed to be in NY state. Many other examples found around Ft. Ticonderoga. 3" in. in diamater and weighs roughly 2 pounds. See Neumann, G. C., Kravic, P. 131. InCollector's illustrated encyclopedia of the American Revolution for a similar example. Three
were three in the lot when auctioned filled with soil, Grenade and surfaces fully conserved. Ready for display.