Femur. Tubular sequestrum from amputated stump.
Fracture of ankle occurred under unknown circumstances at Cold Harbour on June 3, 1864. An amputation took place March 19, 1865, and the patient was discharged August 15.
The Medical and Surgical History of the War of the Rebellion
The specimen is depicted as the third from the left in FIG 2, among other tubular sequestra from amputations of the femur.