Building of the Wiener Stadtwerke Municipal Department 31(Water supply) for the installation of the Pfannbauernquelle for the first Viennese water pipeline. Beginning of the First Vienna Water Pipeline. Close to Gusswerk / Styria / Austria
<a href="//commons.wikimedia.org/wiki/User:Geoprofi" title="User:Geoprofi">Geoprofi</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>