I do not know of this family.but my Dow family was in Mi. earlier.I have recently found(not proved) that a JOB DOW is the father of my Isaphena (Josepheny) DOW who married Daniel R. WHITNEY (1847) in Jackson, MI.Icaphena was b. 1817 in Gerard (sp) Co,KY.Job DOW is on the 1822 Census of the same county, KYHe is also on the 1840, 1850, 1860&I believe(this is from memory) the 1870 Tompkins twsp, Jackson census.Isaphena and Daniel R. went to Iowain the 1850s.My grandmother Rosina Whitney was b. MI. 1851. Maybe these are relatives of your DOW.