I am researching my line and have hit a wall. I hope someone can help or direct me in the next step. I am looking for the parents of John Caldwell B March 04,1824 unknown where. He died July 10 1883 In Chambersburg, Pa He served in the Civil War in the 161st Regiment 16th calvary Compny K Fom 1863-1865.He married(1) Rebecca Burkholder B: September 10, 1823 and D: March 08,1865 In chambersburg, Pa
Their children were

Anna

John W B: 1854 in Dayton Ohio D1938 In Chambersburg, Pa

Rosa

?(m)

Helen M: David Courad

Edward

After Rebecca's death he then married Elizabeth Kochenour September 11,1866 in a local churh she died March 1883 also in Chambersburg.
Any ifo. would be terrific, if none than what would anyone suggest be my next move to find John's parent's?
Thanks

Anna