George Grtzer
(George Grtzer)

Gr̃tner, Heinz 1922-
(Heinz Gr̃tner)

Gr̃tner, Manfred
(Manfred Gr̃tner)

Grttler, Karin R. 1935-
(Karin Grttler)

Grtzmacher, Curt
(Curt Grtzmacher)