Dear Judith,
I am very interested in learning of your research. Maybe you have found some Henke or Heins, Heinz names in your research.
If so can we talk.
Gralheer, Brammer, Dageforde, Stratmann, Brase, Winkelmann, Koch, Others.online here....
http://wwwarootdigger.blogspot.com/
My family were at Bergen, Celle and migrated to Muden Oertze and Soltau area.
There are a few links you may be interested there as well.
Jo Meyer