hi, I am searching for any info on SAMUEL SHANNON and MARGARET (nee HAMILTON) SHANNON of spingfield, ohio. they were the parents of SUSANNAH SHANNON wife of JAMES CHRISTOPHER HULLINGER.i believe that my 4th gr grandfather ISAAC W. SHANNON b. bet.1815-1822 was the son of SAMUEL AND MARGARET HAMILTON SHANNON. but have no proof..ISAAC W. SHANNON married MARGARET HULLINGER (james hullingers sister) i believe margaret and james married siblings since they were married in the same county(clark co. ohio)i have proof that SUSANNAH was their daughter but i am looking for something concrete on ISAAC W. SHANNON. any info on this family will be very much appreciated..thanks christina