4 ms·Things prior to 1923 (depending on your jurisdiction) should be out of copyright.by nl 3y agoThings prior to 1923 (depending on your jurisdiction) should be out of copyright.pdevr 3y agoSo, three photos and a scanned page out of the whole collection?nl 3y agoYes. However, it is entirely possible there are more sources than a single Tumblr for old National Geographic magazines.