15 St. 40 Min, 31 Dez 1904 Jahr - Panama Canal
Beschreibung:
the United States continued the building of the canal after France failed. 50-mile stretch of the Panama isthmus in 1904. chief engineer John Stevens devised innovative techniques and spurred the crucial redesign from a sea-level to a lock canal.
Zugefügt zum Band der Zeit:
history final I
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