Johann Friedrich Vorwerk
b. 17 November 1902
- Father: Karl August Johannes Vorwerk b. 28 April 1865, d. between 1938 and 1950
- Mother: Katharina Barbara Fehl b. 9 October 1872
- Johann Friedrich Vorwerk was born on 17 November 1902.
- Photographs of present-day Speyer.
- Last Edited: 30 Jun 2013