[Tree branches]

[Window]

[Street scene in Lübeck]

[Cloud study]

[Onboard the S.S. Pennsylvania, near Panama Canal]

[Paris street]

[Workers and machinery at the Panama Canal, viewed from above]

[Clouds over tall buildings, San Francisco, California]

[Clouds with island]

[Horse drawn wagon, Bernau]

[Street scene with storefronts]

[Brick buildings; flag with swastika]

[Train equipment]