120 years after creation of unpublished work by an author whose year of death is not known (Q29940870)
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criterion used to determine if an unpublished work by author whose year of death is not known is in the public domain in the US
- unknown year of death
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | 120 years after creation of unpublished work by an author whose year of death is not known |
criterion used to determine if an unpublished work by author whose year of death is not known is in the public domain in the US |
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