TY  - BOOK
AU  - Hill,B.
TI  - The production of Natural Gas in 1913
T2  - Mineral Resources of the United States, calendar year 1913-Part II
U1  - 343.077 
PY  - 1914///
CY  - Washington, D.C.
PB  - Government Printing Office
KW  - MINERIA
KW  - GAS NATURAL
KW  - PRODUCCION DE GAS NATURAL
N1  - Impreso
ER  -