27 documents satisfont la requête. Vérifiez les termes recherchés ou relancez la recherche sur le texte intégral
Operation of Gatun Locks. U.S.S. "Wisconsin" in upper-east chamber. Looking north. Jy. 16, 1915.
Auteur(s) : Hallen, Ernest
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519-01 - Gatun Lower Locks. General View from East Bank. Looking North. May 1, 1911.
Auteur(s) : Hallen, Ernest
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518-J Side Wall Monoliths Construction. Upper Lock, Gatun. Feb. 1, 1910
Auteur(s) : Hallen, Ernest ( Photographer )
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130-B- A view in the Hospital Grounds. Colon.
Auteur(s) : Hallen, Ernest ( photographer )
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43-Z191 Dredging Division Activities: View of Gaillard Memorial, with Mrs. Gaillard and Dredging Division employees in foreground. 1-22-28.
Auteur(s) : Halle, Ernest ( Photographer )
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5-B Steamshovel Loading Rock, Culebra Cut, March 1911
Auteur(s) : Hallen, Ernest
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