I have the Deutsches Geschlechterbuch #31 which incudes the following
Ostfriesian families genealogy:
ABEGG
ANDREAE
BEEKMAN
BUSSEN
COLLMANN
FEGTER
HEDDINGA
HEEREN
HONTROUM
VAN HULST
KLUGKIST
KOEPPEN
LANGE
VAN LESSEN
MAMMEN
VON MARK
MARTENS
PANNENBORG
PETERSEN
RIEDLIN
RINGENA
RYKENA
VAN SENDEN
STROMAN
VIETOR
WEERDA
Guenter in Michigan
I have some Mammen's in my off line.
Gail
AZ
Is there one with HILLMER or HILMER?
Bonita -- Dallas/Fort Worth, Texas