Researching my 2ggrandfather, Samuel H. SHOCK, b. 1820-25 in ?MD. Married Emma M. SPEAR, several children. Living in Pittsburgh,PA, in 1850, & later in Philadelphia. Moved to Memphis,TN, abt. 1860 until 1881. Agent for the railroad. Don't know where he died after moving to NE. Had a known son living in 1880, William L.