How Watson learned the trick
- سال: 1970
- ملڪ: Germany
- نوع: Mystery, Comedy, History
- اسٽوڊيو: Universität Bonn
- چاٻي: amateur detective, detective story, based on short story, holmes/watson, detective with humor, detective comedy, sherlock holmes, bantering relationship
- ڊائريڪٽر: Stefanie Hosenfeld
- اداڪار: Jan Krolikowski, Dorian Lummel
