The Broad cemetery now abandoned in East Afton Chenango County NY has large marble monuments for Amy Coss age 91 d 13 Mar 1901; Rev John M Coss age 67 d. 9 Mar 1884; Catharine Coss age 68 d. 28 Mar 1848 Henry age 95 d. 2 Feb 1873. John is likely Hybertus' brother and Rev John M, Hybertus' son. Is Henry mentioned in the probate of John Martin?