The Ziegenfuss family
The Descendants of Hans Hildebrand Ziegenfuss
G.E. KOCH
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- 1 G.E. KOCH [1]
- H.A. DOUGLAS
- 2 Robert KOCH [1.1] b. 1922
- 2 G.D. KOCH [1.2]
- 2 D.J. KOCH [1.3]
- 2 Robert KOCH [1.1]