+--Sebastian KOCH 
   +--Johann Friedrich KOCH  (10 FEB 1766-30 DEC 1822)
+--Adam Wilhelm KOCH  (18 JUN 1800-16 MAR 1853)
|  +--Anna Katharina SACHS  (08 MAR 1767-24 MAR 1831)
Ida Karoline KOCH  (06 AUG 1846-)
|  +--Gottfried PETER 
+--Anna Maria PETER  (01 JAN 1812-)
   +--Johanne Dorothea PFANNSTIEL  (19 MAR 1782-24 MAR 1841)