Overall: 3 3/4 x 1 1/4 x 1/2 in. ( 9.5 x 3.2 x 1.3 cm )
Iron and bone jacknife excavated at the British military camp on the Dyckman farm in Washington Heights, Manhattan; single-edged iron blade which pivots on hinge and folds into handle; handle has bone grips.
Gift of the Washington Headquarters Association, Daughters of the American Revolution, 1947
Due to ongoing research, information about this object is subject to change.