Is there any possibility your Carson's came from Washington Co. PA thru Indiana. Our second generation had 3 siblings move to Indiana one Joseph Carson & Mary Scott had children and grandchildren who kept moving west. Here is the info from one of there descendent's.
ID: I09548 Name: John W. Carson Sex: M Birth: 1869 in Jackson Twp., Hamilton Co., IN Death: AFT 1895 in Labette Co., KS
Ancestry Hints for John W. Carson
1 possible matches found on Ancestry.com
Father: James William Carson b: 7 JUN 1846 in Marion Co., IN Mother: Mary Ehman b: 30 APR 1850 in Hamilton Co., IN