Output and productivity in the electric and gas utilities, 1899-1942 /
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| Format: | Book |
| Language: | English |
| Published: |
[New York] :
National bureau of economic research, inc.,
1946.
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| Series: | General series (National Bureau of Economic Research) ;
no. 47. |
| Subjects: |
| Physical Description: | xi, 1 unnumbered page, 195 pages : diagrams ; 24 cm. |
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