[Tempelhofer Feld, Berlin, National Labor Day]

[Spectators, Potsdam, Day of Potsdam]

[Aerial view of Tempelhofer Feld, Berlin, from Graf Zeppelin, National Labor Day]

[Race car, Avusrennen, Berlin]

[Marching soldiers, Potsdam, Day of Potsdam]

[Paul von Hindenburg, Potsdam, Day of Potsdam]

[Crowd at train station, Berlin]

[Graf Zeppelin above Tempelhofer Feld, Berlin, National Labor Day]