Researching: Hornbeck, 1700's-1800's, Flatbush/Saugerties area. MacFarland, late 1800's, Saugerties area; NYC area before that. Valk/Falk, 1710's-1800's; Saugerties/Katsbaan area. Zeilman, late 1800's, Saugerties/Katsbaan; possible Germantown before that. Bruce