Helium-bearing natural gas /
Rogers, Gaillard Sherburne, 1889-1919.
Helium-bearing natural gas / by G. Sherburne Rogers. - Washington : U.S. Gov't. Print. Off., 1921. - 113 p. : maps (part fold.), tables, diagrs. ; 29 cm.
gs 21000177
Natural gas.
QE75 / .P9 no. 121
I 19.16:121
Helium-bearing natural gas / by G. Sherburne Rogers. - Washington : U.S. Gov't. Print. Off., 1921. - 113 p. : maps (part fold.), tables, diagrs. ; 29 cm.
gs 21000177
Natural gas.
QE75 / .P9 no. 121
I 19.16:121