[Paul von Hindenburg leaving Garrison Church, Potsdam, Day of Potsdam]

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

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

[Paul von Hindenburg arriving at Garrison Church, Potsdam, Day of Potsdam]

[Evening festivities, Tempelhofer Feld, Berlin, National Labor Day]

[Paul von Hindenburg leaving Garrison Church, Potsdam, Day of Potsdam]

[Race track, Avusrennen, Berlin]

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