Several SBB CFF FFS Uceks cement wagons, sold to Saudi Arabia (according to the SBB Nachrichtenblatt 1/1979). Photograph taken perhaps in Dottikon-Dintikon.
Josef Schmid
CC BY-SA 4.0
ETH-Bibliothek Zürich, Bildarchiv / Fotograf: Schmid, Josef / Com_LC0718-002-002 / CC BY-SA 4.0  / <a rel="nofollow" class="external free" href="https://doi.org/10.3932/ethz-a-000905653">http://doi.org/10.3932/ethz-a-000905653</a>