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.
Doppelstockwagen der TTB. Doppelstockwagen der Tthalbahn von drehscheibeonline de php Drehscheibe author PDold Tsstalbahn Rail transport in Switzerland in the th century Historical black and white photographs of railway transport in Switzerland Doubledecker trains of Switzerland
Page 2023 Free-images.com. All images are Public Domain