Is "Souvenir spoon with finial in the form of Apollo Belvedere" in the public domain?

Yes, Souvenir spoon with finial in the form of Apollo Belvedere is in the public domain and available for free download under CC0 license.

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Souvenir spoon with finial in the form of Apollo Belvedere

This artwork was created late 19th century.

Unknown Artist, late 19th century