Lincoln Highway Marker For copyright and licensing information: https://commons.wikimedia.org/wiki/File:LincolnHighwayMarker.svg Additionally, This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1923. Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country. Also, This image consists only of simple geometric shapes or text. It does not meet the threshold of originality needed for copyright protection, and is therefore in the public domain. Although it is free of copyright restrictions, this image may still be subject to other restrictions. See WP:PD#Fonts and typefaces or Template talk:PD-textlogo for more information.