 Jacob Isaac Oostra/ du MoscBorn 1805 Medemblik, Netherland. Son of Isaac Jacob Oostra/ Izaak and Rachel Mozes du Mosch/ Gabrie Married to:  Judikje (Hijman) Barnstein/ MendelsoBorn 1816 Hoorn, Netherland. Daughter of Hijman Chaim Israel Barnstein/ Omm and Sara Emanuel Mendelson/ Isaa | |