This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Sign suisse principal arret. en Swiss main signal type aspect stop fr signalisation suisse type arrt Schweizer Hauptsignal Typ Begriff Halt Own Orabh Diagrams of railway signals in Switzerland
Page 2023 Free-images.com. All images are Public Domain