title: [60th anniversary of ministerial counsellor prof. dr. Ernst Zinn, born January 21, 1913].
mesh_terms: D005513:Food Inspection / Q000266:history; D005858:Germany; D049673:History, 20th Century; D014730:Veterinary Medicine / Q000266:history
vernacular_title: Ministerialrat Prof. Dr. Ernst Zinn 60 Jahre alt, geb. 21. Januar 1913.