Let's see if this helps. Sarah b about 1840 is the dau of Chauncey and Hannah Jane(-------) Crosby of Groveland, MI. Chauncey Alexander Merwin b 8-17-1861 was born six months after his father Chauncey A. Merwin died of pnuemonia. I would be happy to correspond directly by e-mail. Oh and by the way, a pleasure to meet another cousin!