Overall: 6 3/4 x 3/4 x 1/4 in. ( 17.1 x 1.9 x 0.6 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 curved handle; fragment of bone on handle probably part of hand grip.
Gift of the Washington Headquarters Association, Daughters of the American Revolution, 1947
Due to ongoing research, information about this object is subject to change.