Hi,
Welcome to RootsChatProbably in your best interests if this thread is moved to Europe where the experts could help you.
Have a read of this thread linked below from reply 16 onwards - it suggests a few sites which may help you.
http://www.rootschat.com/forum/index.php?topic=719252.9google.de
https://www.google.de/You could also add your Christopher Columbus Stucke to the surname interests index.
Scroll down to the bottom of (any RootsChat) page.
In the dark box, under "Your Tools" you will see "Surname Interests".
Click on that - then "Quick Search" - then select the initial letter ("?").
Scroll down to find

- click on that and a list of

? researchers will pop up.
Sandra