Overall: 9 1/4 x 3 in. ( 23.5 x 7.6 cm )
stamped: exterior: "3 IN WHITWORTH SHELL/CAPTURED IN FORT FISHER/JAN. 15 1865 BY R. ADML' PORTER"
Iron and brass Whitworth artillery shell; tapered, cylindrical iron shell with flat base, rounded top, and brass collar for screw-on cap; mark stamped onto oval flutes on center exterior.
Due to ongoing research, information about this object is subject to change.