Triangulation plan of the tunnel between Kaiserbrunn and Hirschwang, from: Carl Mihatsch (ed.): The construction of the Viennese emperor Franz Josef Hochquellen-Wassleitung

---

Size: 3500px × 2217px
Photo credit: © VM/BT / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: albums, collection, graphic, graphics, photo, prints