| Query | User |
|---|---|
| dual induction densilog focused | entered by user 6578930 |
| ellithorpe | entered by user 6451006 |
| frank clingan | entered by user 844120 |
| geodynamic well drilling | entered by user 10977050 |
| gerber oil | entered by user 10441645 |
| leo rieke | entered by user 545330 |
| mineral analysis pattern oilfield | entered by user 143743 |
| oliver oil and gas | entered by user 3876965 |
| photos of the kansas flint hills | entered by user 13515805 |
| photos of the kansas flint hills | entered by user ditto |
| trace analysis limestone illinois | entered by user 16253296 |
| u.s. geological survey limestone trace elements | entered by user ditto |