STEAMER BURNED IN MARYLAND. The steamer St. Marys, of the Maryland, Delaware & Virginia Railroad company, was burned by night at Hallowing Point, on the Patuxent river, in Southern Maryland. A negro waiter, whose home is in this city, was burned to death, his body being found on the deck when the wreck was visited after daybreak. The only passenger on the steamer was the wife of Assistant Purser Groton, who escaped. The remained of the crew of twenty-eight, including Captain James Gourley, her master, made narrow escapes from lhe flames, some jumping overboard in their night clothes. The St. Marys was stranded on a bar when the fire broke out.