- Author: Ludwig Tügel?Ludwig TuegelAuthor Record # 320860
- Legal Name: Tügel, Ludwig Carl Cäsar
- Birthplace: Free and Hanseatic City of Hamburg, German Empire
- Birthdate: 6 September 1889
- Deathdate: 25 January 1972
- Language: German
- Webpages: SFE, Wikipedia-DE