4 resultados para Salk, Jonas, 1914-

em Harvard University

Letter from Jonas Rushforth to William Tudor,

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One letter requesting news of his son-in-law, who sailed with Charles Stewart and had not returned.

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The cost of living in the United States: 1914-1930

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Wages, hours and employment in American manufacturing industries July, 1914-January, 1924

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Includes bibliographical references.

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Wages and hours in American manufacturing industries: July, 1914 - January, 1922

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National Industrial Conference Board.

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