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bucknell
Hallen, Ernest "Red"
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Authority Sources
Wikidata
Blast at Bas Obispo, Sept. 19, 1907 (3/3)
Blast at Bas Obispo, Sept. 19, 1907 (2/3)
Blast at Bas Obispo, Sept. 19, 1907 (1/3)
Tropical Foliage near Bohio
Isthmian Canal Commission - Atlantic Division Sections of Gatun Dam
Isthmian Canal Commission, Pacific Division, Pedro Miguel to Panama Bay, (map of west end of canal, and Excavation Diagram)
Isthmian Canal Commission - Atlantic Division general map: Gatun Locks and Dam
Geological cross-sections of Culebra Cut, showing sliding ground
Graphical representation of yardage, Panama Canal, July 1, 1913
Street of unknown town in Panama, all dug up
Pagination
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