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Geological cross-sections of Culebra Cut, showing sliding ground

Handy (Photographer), Hallen (Photographer), Special Collections/University Archives (Publisher)

1913

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Culebra Cut, Culebra

Looking north from West bank near Contractors Hill. The water in center cut shows bottom of canal. Dec. 28, 1912.

Handy (Photographer), Hallen (Photographer), Special Collections/University Archives (Publisher)

1912

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Gatun Dam

Paving Lake Slope. July 2, 1913.

Handy (Photographer), Hallen (Photographer), Special Collections/University Archives (Publisher)

1913