I did this map: http://uselectionatlas.org/FORUM/index.php?topic=119231.msg2616869#msg2616869
The "West Germany" state is interesting. It is the parts of West Germany that were also parts of the "North German Confederation".
Then, I realized that Holland and Belgium are bigger than Bavaria and Baden-W. And that combining them with this part of Germany would be, intriguing.
From that we get this:http://www.ridingbyriding.ca/AMSTAR/AMSTARbase1.png