The mining industries, 1899-1939 : a study of output, employment and productivity /
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| Main Author: | |
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| Corporate Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
New York :
National Bureau of Economic Research,
1944.
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| Series: | Publications of the National Bureau of Economic Research ;
no. 43. |
| Subjects: |
| Item Description: | Includes index. |
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| Physical Description: | xxii, 452 p. : ill. ; 23 cm. |
| Bibliography: | Includes bibliographical references and index. |