CASE.— Sergeant Richard Decker, Co. K, 1st New Jersey Cavalry, aged 22 years, received, at the affair at Salem Church, Virginia, May 28th, 1864, a wound from a conoidal musket ball, which tore up the scalp over the vertex for the length of an inch. No injury to the bone could be detected. The patient was sent to Washington, and admitted to Mount Pleasant Hospital on June 4th, 1864. Pneumonic complications supervened, and the patient sank into a typhoid condition, which terminated fatally on June 11th, 1864. Assistant Surgeon H. Allen, U. S. A., recorded the case.