Location of the <a href="https://en.wikipedia.org/wiki/Berlin_Potsdamer_Bahnhof" class="extiw" title="en:Berlin Potsdamer Bahnhof">en:Berlin Potsdamer Bahnhof</a> with its appendices <b>Potsdamer Wannseebahnhof</b> and <b>Potsdamer Ringbahnhof</b>, as shown on a Berlin city map of 1910, with the situation of 1980-85 overlayed in light gray.
Stadtverwaltung Berlin
Geoportal Berlin
Geoportal Berlin [Berlin um 1910]; edited by <a href="//commons.wikimedia.org/wiki/User:L.Willms" title="User:L.Willms">User:L.Willms</a>