| Helium concentrations in soil-gas over known petroleum accumulations, Wakeeney area, Trego County, Kansas |
Cunningham, K.I. |
U.S. Geological Survey, Open-file Report no. 87-0254, 26 pages |
1987 |
N/A
|
| Soil gas studies around hydrogen-rich natural gas wells in northern Kansas |
McCarthy, J.H., Jr.; Cunningham, K.I.; Roberts, A.A.; and Dietrich, J.A. |
U.S. Geological Survey, Open-file Report no. 86-0461, 21 pages |
1986 |
N/A
|
| Study of diurnal variations as an aid to helium-survey prospecting for small oil fields in Kansas, pp. 28-29, <In>, Geological Survey Research, fiscal year 1981 |
Roberts, A.A.; and Cunningham, K.I., (invests.) |
U.S. Geological Survey, Professional Paper no. 1375, 424 pages |
1984 |
N/A
|