The Keys to Happiness
| Image |  |
|---|---|
| Description | film directed by Yakov Protazanov and Vladimir Gardin |
| Author/s |
director: Vladimir Gardin Yakov Protazanov screenwriter: Anastasiya Verbitskaya |
| Publication date | 1913 |
| Language | |
| Country of origin | Russian Empire |
| Wikipedia link | |
| Copyright status |
public domain in United States of America. |
| Missing/wrong data? | Edit Wikidata item |