Mostrando 1434 resultados

CNRRA / 493 Training of students in the operation of a heavy LeTourneau roadscraper as part of the curriculum of the National Administration's Training Center at Chinan University

• S-0801-0004-0001-00001
• Unidad documental simple
• ? - 1948-12-31

Parte deUnited Nations Relief and Rehabilitation Administration (UNRRA) (1943-1946)

UNRRA agricultural rehabilitation officers inspect repair work on the Chien Tang dyke in Hangchow, an UNRRA conservancy project sponsored by the agricultural rehabilitation division

• S-0801-0004-0001-00002
• Unidad documental simple
• ? - 1948-12-31

Parte deUnited Nations Relief and Rehabilitation Administration (UNRRA) (1943-1946)

Pile driving on the Yellow River project

• S-0801-0004-0001-00005
• Unidad documental simple
• ? - 1948-12-31

Parte deUnited Nations Relief and Rehabilitation Administration (UNRRA) (1943-1946)

View of the barrow pits -- earth has been removed by coolie labour, for use in building the dyke on the Yellow River

• S-0801-0004-0001-00018
• Unidad documental simple
• ? - 1948-12-31

Parte deUnited Nations Relief and Rehabilitation Administration (UNRRA) (1943-1946)

Tough kaoliang stalks are gathered by coolies

• S-0801-0004-0001-00019
• Unidad documental simple
• ? - 1948-12-31

Parte deUnited Nations Relief and Rehabilitation Administration (UNRRA) (1943-1946)

Layers of brush and earth are neatly locked together by creosoted Oregon pine piles, driven into the alignment of the ancient dyke

• S-0801-0004-0001-00025
• Unidad documental simple
• ? - 1948-12-31

Parte deUnited Nations Relief and Rehabilitation Administration (UNRRA) (1943-1946)

Tough kaoliang stalks are weighted with rick to deflect the Yellow River's strong scouring current from the forward portion of the huge clay-fill dam

• S-0801-0004-0001-00029
• Unidad documental simple
• ? - 1948-12-31

Parte deUnited Nations Relief and Rehabilitation Administration (UNRRA) (1943-1946)

Oliver J Todd, of Palo Alto, Calif, UNRRA's Chief Advisory Yellow River Project Engineer, veteran of nearly thirty years of engineering warfare against China's flooding, unpredictable rivers, discusses the work at the Lu Wang Fen limestone quarry

• S-0801-0004-0001-00030
• Unidad documental simple
• ? - 1948-12-31

Parte deUnited Nations Relief and Rehabilitation Administration (UNRRA) (1943-1946)

Honeycombed plain at the Yellow River Project from which thousands of tons have been removed to build the earthen dam, (at left), with remaining gap to be bridged by a modern rock-fill, timber trestle dam (centre)

• S-0801-0004-0001-00036
• Unidad documental simple
• 1945-01-01 - 1948-12-31

Parte deUnited Nations Relief and Rehabilitation Administration (UNRRA) (1943-1946)

Oliver J Todd, UNRRA Chief Advisory Engineer for the Yellow River Project, supervises the loading of a giant pile driver which will sink sixty foot piles in the river's bed at the mile-long main break in the dykes at Chengchow

• S-0801-0004-0001-00038
• Unidad documental simple
• 1945-01-01 - 1948-12-31

Parte deUnited Nations Relief and Rehabilitation Administration (UNRRA) (1943-1946)