Mary Musselwhite married William Henry McCormick in Smyth Co.VA. He born in 1835. Came to Texas with his family when Mary died in about 1876 in Ohio.My grandmother was Margaret McCormick, the daughter of Wm. Henry and Mary Musselwhite. Her first son was named Worley Musselwhite McCormick and young daughter was Margaret. There must be some connection.Help!and thanks!