Changes in technology and labor requirements in the crushed-stone industry /
Main Authors: | , |
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Corporate Authors: | , |
Other Authors: | |
Format: | Book |
Language: | English |
Published: |
Philadelphia, Pa. :
Works Progress Administration, National Research Project in cooperation with Dept. of the Interior, Bureau of Mines,
[1939]
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Series: | Mineral technology and output per man studies ;
report no. E-8 Mineral technology and output per man studies ; rept. no. E-8 Report (National Research Project on Reemployment Opportunities and Recent Changes in Industrial Techniques (U.S.)) no. E-8. |
Subjects: |
Internet
Harvard University
Call Number: |
NFG N279e no.8 US Doc |
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Cornell University
Call Number: |
TE235 .K36 1939 |
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University of Pennsylvania
Call Number: |
ISIL:US-PU TN23.N35 |
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