/-Friedrich Wilhelm ZWECK
/-Carl Hermann ZWECK
| \-Sophia Johanna (Anna) Maria WESTERNDORF
Hilda Ruby ZWECK
| /-Alexander LITTLESON
\-Helen Crawford LITTLESON
\-Margaret CRAWFORD
1 Hilda Ruby ZWECK =Esma Hyronemus KOCH Marriage: 28 AUG 1912, Sheaoak Log, South Australia