CASE.—Corporal Richard H. Pearl, Co. B, 31st Maine Volunteers, aged 20 years, was wounded at the battle of Petersburg, Virginia, June 28th, 1864, by a conoidal musket ball, which fractured the right temporal bone. He was admitted to the hospital of the 2d division, Ninth Corps, on the same day, where several pieces of bone were removed. Thence he was conveyed by hospital steamer to Washington, and admitted into the Carver Hospital on July 5th. On the 18th, he was transferred to Blackwell's Island, New York Harbor, and in September, sent to Augusta, Maine. He recovered and was returned to duty on February 4th, 1865. He was discharged June 6th, 1865, and pensioned, his disability being rated total and permanent. Pension Examining Surgeon S. Willey, St. Paul, Minnesota, under date June 24th, 1868, reports that the outer edge of the right orbit, where loss of substance occurred, is unhealthy, red, and painful. The conjunctiva of the left eye is injected, the pupil dilated, and the power of sight diminished. Exertion or stooping causes vertigo. There had been temporary loss of memory and frequent pains back of the orbits.