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No known copyright restrictionsNo restrictionshttps://www.flickr.com/commons/usage/false
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Tämä teos on public domainissa lähes maailmanlaajuisesti, koska tekijän kuolemasta on kulunut yli 70 vuotta.
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
Tämän tiedoston julkaisi alunperin Flickrissa käyttäjä Internet Archive Book Images, ks. linkki alkuperäiseen tiedostoon. Bottitunnus FlickreviewR 2 tarkasti sen 23. helmikuuta 2018 ja vahvisti, että se lisensoitiin lisenssin No known copyright restrictions ehtojen mukaisesti.