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Emergency repair to the 200-mile-long Chien Tang Dyke
Emergency repair to the 200-mile-long Chien Tang Dyke
Emergency repair to the 200-mile-long Chien Tang Dyke
Emergency repair to the 200-mile-long Chien Tang Dyke
Men are using a time old method of driving piles to hold earth and the brush safety barrier which...
Men are using a time old method of driving piles to hold earth and the brush safety barrier which will hold until permanent repairs to the ancient rock sea wall [are] completed
Tough kaoliang stalks are gathered by coolies
Tough kaoliang stalks are gathered by coolies
Men are using a time old method of driving piles to hold earth and the brush safety barrier which...
Men are using a time old method of driving piles to hold earth and the brush safety barrier which will hold until permanent repairs to the ancient rock sea wall [are] completed
Layers of brush and earth are neatly locked together by creosoted Oregon pine piles, driven into ...
Layers of brush and earth are neatly locked together by creosoted Oregon pine piles, driven into the alignment of the ancient dyke
Oliver J Todd, UNRRA chief advisory engineer of the giant Yellow River Project, operates a pneuma...
Oliver J Todd, UNRRA chief advisory engineer of the giant Yellow River Project, operates a pneumatic drill at the Lu Wang Fen limestone quarry, 55 miles from the main break in the Yellow River's south dyke near Chengchow, China
Aerial view of Yellow River Project showing in left foreground the completed earthen dam, 3387 fe...
Aerial view of Yellow River Project showing in left foreground the completed earthen dam, 3387 feet long, 200 feet wide at base, 65 feet wide at the top
Honeycombed plain at the Yellow River Project from which thousands of tons of earth have been rem...
Honeycombed plain at the Yellow River Project from which thousands of tons of earth have been removed to build the broad, clay-fill earthen dam is shown at picture's left, with remaining gap to be bridged by a modern rock-fill, timber trestle dam
The Yellow River Project, 1946
The Yellow River Project, 1946
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