CASE.—Private Thomas Bradley, Co. B, 6th New Hampshire Volunteers, aged 43 years, was wounded at the battle of Cold Harbor, Virginia, June 3d, 1864, by a conoidal musket ball which fractured and depressed the frontal bone at the median line and lodged under the aponeurosis. He was admitted on the 7th into the 1st division hospital at Alexandria, where the missile was extracted on the 13th. Death resulted on June 23d, 1864. The autopsy revealed an abscess between the dura mater and the brain, near the seat of fracture, and on section a considerable extravasation of fluid was found in the ventricles. The case is reported by Surgeon E. Bentley, U. S. V.