This file is from Wikimedia Commons and may be used by other projects.
The description on its file description page there is shown below.
Summary
DescriptionPlanskizze Umleitung. Schild im Stil der StVO vor 1956.svg
Deutsch: Planskizze Umleitung. Schild im Stil der StVO vor 1956. Quelle: Baden-Württembergisches Landesarchiv. Wie bereits 1949 bestätigt, wurde den Verkehrszeichen erneut das die amtlichen Farben enthaltene RAL-Farbtonregister 840 R zugrundegelegt.
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
http://creativecommons.org/publicdomain/zero/1.0/deed.enCC0Creative Commons Zero, Public Domain Dedicationfalsefalse
Public domainPublic domainfalsefalse
This road sign image is in the public domain according to German copyright law because it is part of the German Verkehrszeichenkatalog (Road Sign Catalogue), Straßenverkehrsordnung (Road Traffic Code) or other statues, ordinances or official decrees proclaimed in the Verkehrsblatt (Traffic Gazette) (§ 5 Abs. 1 UrhG).