My father was John ( Johannus Hermanus Henderikus ) Albers and he was born in Zwartemeer , Netherlands in 1932 . I do believe i have some info on what you are looking for . I am in the process of moving right now but once I am settled I will look into it for you . Yes , I do believe I also have the family name Donker in my genealogy as well . You can e-mail me at : email@example.com if you like !