+--George GRASSOW  (CAL 14 OCT 1778-20 SEP 1838)
+--Friedrich Wilhelm GRASSOW  (07 AUG 1825-)
|  +--Johanne HICKSCH  (CAL 09 JUL 1786-04 MAY 1865)
Otto Hermann GRASSOW  (08 OCT 1859-)
|              +--Johann Christian ARNDT  (ABT  1680-)
|           +--Johann Georg ARNDT  (06 SEP 1713-)
|        +--Johann Georg ARNDT  (ABT  1742-)
|        |  |  +--Hans KALTZ  (ABT  1680-)
|        |  +--Elisabeth KALTZ  (CAL  1706-13 DEC 1775)
|     +--Gottlieb ARNDT  (03 AUG 1777-08 SEP 1839)
|     |  |  +--Johann Ernst ZINNERT  (AFT 1700-)
|     |  +--Anna Sophia ZINNERT  (ABT  1745-)
|  +--Friedrich ARNDT  (CAL  1801-03 DEC 1851)
|  |  +--Anna GULLASCH  (CAL 25 JUN 1793-23 NOV 1843)
+--Anna ARNDT  (24 MAY 1831-)
   |  +--Martin ROSCHKE  (ABT  1780-)
   +--Anna ROSCHKE  (CAL 06 APR 1803-15 MAR 1842)