这是一个平面公有领域艺术品的忠实摄影副本。原艺术品本身因为下列原因属于公有领域： Public domainPublic domainfalsefalse 本作品作者于1971年逝世，在其来源国以及其他著作权期限是作者逝世后50年或以下的国家和地区属于公有领域。 This work is in the public domain because it was published in the United States between 1929 and 1963 and although there may or may not have been a copyright notice, the copyright was not renewed. 更多详情请参见Commons:Hirtle chart/zh。 维基媒体基金会的官方立场认为：“对平面公有领域艺术品的忠实再制作品也属于公有领域。” 因此，可以认为此摄影副本在美国也属于公有领域。在其他司法管辖区，再利用此内容可能存在限制；参见再利用PD-Art照片了解详细信息。

Note that even though the publisher's copyright was not renewed, many of the stories and nonfiction pieces published in If had their copyrights renewed by their authors.