1840 Marion Co OH [only STRATTON in Marion Co] David STRATTON 000011-10001 It's possible David was Harrison's bro, but may also be the name of the father since H. named his 1st son David. Yes, the compiler stated David was the f/o Harrison.
None of the census I've seen states Harrison b NY
MI DEATHS Harrison Bigrow STRATTON d 12-25-1895 Leetsville, Kalkaska MI The name is prob BIGLOW as stated in the STRATTON book.Harrison also had dau Eunice CARTER, which would fit Eunice being the m/o Harrison. You will find death records for David, Eunice CARTER, Alice Arletta, Mary DICKSON on familysearch.org