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.
Opharen. fr Opharen devenu quartier de Maastricht sur une carte tablie par le Comte de Ferraris kbr be html Bibliothque royale de Belgique Comte de Ferraris PDold Ferraris Old maps of Maastricht
Page 2023 Free-images.com. All images are Public Domain