GREZA Peter ( ? - ? )
1.1 GREZA Albert ( 1920 - 2003 )
1.2 GREZA Leni ( ~1922 - ? )
1.3 GREZA Paul ( 1924 - 1944 )
1.4 GREZA Walter ( ~1930 - ? )
1.5 GREZA Winfried ( ~1938 - ? )