Technology and labor in oil and gas, extraction and commercial banking.
Washington, D.C. : U.S. Dept. of Labor, Bureau of Labor Statistics, 
Banks and banking
Banks and banking /
Offshore oil well drilling > Offshore oil well drilling / United States > Offshore oil well drilling / United States / Technological innovations.
Gas manufacture and works > Gas manufacture and works / United States > Gas manufacture and works / United States / Technological innovations.
vi, 36 p. :
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