Rik,
try the GeoGen web site
Geogen Deutschland (Onlinedienst) - christoph.stoepel.net which
will show you where Eisenlohrs live in Germany today (according to
telephone records). You can also try http://www.dastelefonbuch.de/ to get
actual listings.
regards and good luck!
Art Dohrman
Huntsville AL USA
FN Dohrmann, Stellwagen, Vossbrink