Circle Diagram:
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Frau von Georg verh. Petrak Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Georg Petrak < Johann Georg I Petrak < Johann Mathias Petrak < Joseph Petrak |
Hedwig Serkowski Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Johann Petrak < Paul Petrak |