from Olde Uster:
Passenger list of the ship Boentkoe (Spotted Cow) includes Pieter Pieterzen, from Amsterdam, with his wife and two children. [in 1659]
The original Ostrander emigrant to America was a Dutch Adelborst or Army Cadet named Pieter Pieterzen of Amsterdam who arrived in Nieuw Amsterdam in 1660 on the ship "De Bonte Koe" (the spotted cow).
