CASE.—Sergeant Lewis N. E——, Co. I, 1st Michigan Volunteers, aged 28 years, was wounded March 29th, 1865, at the South Side Railroad, Virginia, by a conoidal ball, which entered at the posterior superior angle of the parietal bone. He was at once admitted to the hospital of the 1st division, Fifth Corps, and thence sent to the Emory Hospital, Washington, where he arrived on April 4th in a comatose condition, with partial paralysis of the lower extremities. He was on the same day placed under the influence of chloroform and ether, and Surgeon N. R. Moseley, U. S. V., removed nine spiculæ of bone, together with a portion of the ball. Water dressings were applied, tonics, stimulants, and nutritious diet ordered, but death ensued on April 23d, 1865, from exhaustion. The pathological specimen is No. 4075, Sect. I, A. M. M., part of a conoidal ball and six fragments of outer and inner table and diploë, making up together nearly one square inch of bone. The specimen and history were contributed by Surgeon N. R. Moseley, U. S. V.