| 331949 | Jun 22, 1987 | Jun 22, 1987 | Exxon Corp. | Anderson | Eaton, G. W. Estate #5700131796 | 5,280 |
| 347881 | Jun 20, 1987 | Jun 20, 1987 | Exxon Corp. | Andrews | Fullerton Clearfork Unit #732600336180 | 7,400 |
| 331849 | Jun 19, 1987 | Jun 19, 1987 | Exxon Corp. | Wood | Hawkins Field Unit #121A49931548 | 5,500 |
| 329789 | Jun 19, 1987 | Jun 19, 1987 | Exxon Corp. | Coke | Odom, Sallie "F" #10008131445 | 5,800 |
| 331749 | Jun 18, 1987 | Jun 18, 1987 | Exxon Corp. | Andrews | Wilson "B" #2000335833 | 8,900 |
| 331737 | Jun 18, 1987 | Jun 18, 1987 | Exxon Corp. | Austin | Urban, R. R. #1101500307 | 4,350 |
| 331691 | Jun 18, 1987 | Jun 18, 1987 | Exxon Corp. | Kleberg | King Ranch Borregos #23627301347 | 10,655 |
| 331690 | Jun 18, 1987 | Jun 18, 1987 | Exxon Corp. | Kleberg | King Ranch Stratton #P27327332001 | 7,300 |
| 331678 | Jun 17, 1987 | Jun 17, 1987 | Exxon Corp. | Kleberg | King Ranch Morgan #M 1227300015 | 6,245 |
| 331677 | Jun 17, 1987 | Jun 17, 1987 | Exxon Corp. | Harris | Simms-Sweet #5420132085 | 1,600 |
| 331676 | Jun 17, 1987 | Jun 17, 1987 | Exxon Corp. | Harris | Simms-Sweet #5320132084 | 2,600 |
| 331465 | Jun 17, 1987 | Jun 17, 1987 | Exxon Corp. | Starr | McGill, J. C. Jr. State #2142730619 | 7,690 |
| 331384 | Jun 17, 1987 | Jun 17, 1987 | Exxon Corp. | Kenedy | Sarita Field Oil & Gas Unit #14926130511 | 9,200 |
| 330366 | Jun 17, 1987 | Jun 17, 1987 | Exxon Corp. | Fort Bend | Lockwood & Sharp "A" #2415702439 | 5,300 |
| 331548 | Jun 16, 1987 | Jun 16, 1987 | Exxon Corp. | Kenedy | Sarita Field Oil & Gas Unit #2726100030 | 8,000 |
| 331383 | Jun 16, 1987 | Jun 16, 1987 | Exxon Corp. | Kenedy | Sarita Field Oil & Gas Unit #15926130601 | 9,650 |
| 331588 | Jun 15, 1987 | Jun 15, 1987 | Exxon Corp. | Harris | Webster Field Unit #501320132081 | 6,100 |
| 331587 | Jun 15, 1987 | Jun 15, 1987 | Exxon Corp. | Lavaca | Timm Unit No. 1 #128531995 | 9,500 |
| 331587Amendment | Jun 15, 1987 | Jun 15, 1987 | Exxon Corp. | Lavaca | Timm Unit No. 1 #128531995 | 10,000 |
| 331476 | Jun 15, 1987 | Jun 15, 1987 | Exxon Corp. | Starr | Juarez, Juan #542731717 | 7,800 |
| 330324 | Jun 15, 1987 | Jun 15, 1987 | Exxon Corp. | Austin | Grawunder, H. "B" #601500385 | 3,205 |
| 331559 | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Montgomery | Conroe Field Unit #195333930774 | 5,200 |
| 331475 | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Brooks | Santa FE Ranch #4504730741 | 9,035 |
| 331474 | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Brooks | Santa FE Ranch #8204731390 | 8,550 |
| 331474Amendment | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Brooks | Santa FE Ranch #8204731390 | 8,550 |
| 331473 | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Duval | Exxon - Dowdy Fee #3413131641 | 7,250 |
| 331472 | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Brooks | Kleberg,r.j.jr.tr.viboras Past. #2404701275 | 8,700 |
| 331464 | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Refugio | Heard, Fannie V. W. #1839100989 | 6,400 |
| 331463 | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Brooks | Kleberg,r.j.jr.tr.viboras Past. #8104730737 | 7,650 |
| 331433 | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Brooks | Kleberg,r.j.jr.tr.viboras Past. #5104730100 | 7,535 |
| 331420 | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Kenedy | Armstrong, Charles M. #5926130539 | 7,040 |
| 331418 | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Refugio | Heard, J. F. B. #2739131756 | 4,585 |
| 331416 | Jun 12, 1987 | Jun 12, 1987 | Exxon Corp. | Kenedy | Sarita Field Oil & Gas Unit #12526130026 | 7,620 |
| 331382 | Jun 11, 1987 | Jun 11, 1987 | Exxon Corp. | Kleberg | King Ranch Borregos #59027331788 | 7,406 |
| 331382Amendment | Jun 11, 1987 | Jun 11, 1987 | Exxon Corp. | Kleberg | King Ranch Borregos #59027331788 | 7,406 |
| 331379 | Jun 11, 1987 | Jun 11, 1987 | Exxon Corp. | Andrews | Fullerton Clearfork Unit #172300335824 | 7,400 |
| 331378 | Jun 11, 1987 | Jun 11, 1987 | Exxon Corp. | Andrews | Fullerton Clearfork Unit #224700335823 | 7,400 |
| 331377 | Jun 11, 1987 | Jun 11, 1987 | Exxon Corp. | Andrews | Fullerton Clearfork Unit #623700335822 | 7,400 |
| 331376 | Jun 11, 1987 | Jun 11, 1987 | Exxon Corp. | Andrews | Fullerton Clearfork Unit #734500335825 | 7,400 |
| 331375 | Jun 11, 1987 | Jun 11, 1987 | Exxon Corp. | Andrews | Fullerton Clearfork Unit #152300335826 | 7,400 |
| 331244 | Jun 11, 1987 | Jun 11, 1987 | Exxon Corp. | Kenedy | King Ranch San Jose de la Parra #1926130439 | 8,909 |
| 331270 | Jun 10, 1987 | Jun 10, 1987 | Exxon Corp. | Kenedy | Sarita Field Oil & Gas Unit #4026100106 | 7,591 |
| 330548 | Jun 10, 1987 | Jun 10, 1987 | Exxon Corp. | Montgomery | Conroe Field Unit #371633930772 | 5,100 |
| 331400 | Jun 9, 1987 | Jun 9, 1987 | Exxon Corp. | Wood | Hawkins Field Unit #3145A49931419 | 5,500 |
| 331269 | Jun 9, 1987 | Jun 9, 1987 | Exxon Corp. | Kenedy | Sarita Field Oil & Gas Unit #18626130925 | 8,200 |
| 331246 | Jun 9, 1987 | Jun 9, 1987 | Exxon Corp. | Willacy | Sauz Ranch Mulatos Pasture #16348930591 | 8,040 |
| 330042 | Jun 9, 1987 | Jun 9, 1987 | Exxon Corp. | Wharton | East Magnet Withers Unit No. 2 #248133060 | 5,900 |
| 331318 | Jun 8, 1987 | Jun 8, 1987 | Exxon Corp. | Chambers | South Mayes Gas Unit No. 12 #107131600 | 12,480 |
| 331245 | Jun 8, 1987 | Jun 8, 1987 | Exxon Corp. | Brooks | Kleberg,r.j.jr.tr.zach Pasture #1304731263 | 9,200 |
| 331226 | Jun 8, 1987 | Jun 8, 1987 | Exxon Corp. | Kenedy | East, S. K. Mrs. #11226130568 | 14,987 |
| 331226Amendment | Jun 8, 1987 | Jun 8, 1987 | Exxon Corp. | Kenedy | East, S. K. Mrs. #11226130568 | 14,987 |
| 330982 | Jun 8, 1987 | Jun 8, 1987 | Exxon Corp. | Upton | Giddings Estate Fee #2546132644 | 8,450 |
| 330978 | Jun 8, 1987 | Jun 8, 1987 | Exxon Corp. | Upton | Giddings Estate Fee #2246132642 | 8,450 |
| 330978Amendment | Jun 8, 1987 | Jun 8, 1987 | Exxon Corp. | Upton | Giddings Estate Fee #2246132642 | 8,450 |
| 330976 | Jun 8, 1987 | Jun 8, 1987 | Exxon Corp. | Upton | Giddings Estate Fee #2146132641 | 8,450 |
| 330974 | Jun 8, 1987 | Jun 8, 1987 | Exxon Corp. | Upton | Giddings Estate Fee #2046132640 | 8,450 |
| 331251 | Jun 5, 1987 | Jun 5, 1987 | Exxon Corp. | Hartley | Handing, Anthony M. #120530186 | 7,000 |
| 327939 | Jun 5, 1987 | Jun 5, 1987 | Exxon Corp. | Brooks | Sullivan, D. J. "C" #1404731423 | 9,380 |
| 330823 | Jun 4, 1987 | Jun 4, 1987 | Exxon Corp. | Nueces | King Ranch East Laureles #G 4135531321 | 9,000 |
| 331126 | Jun 3, 1987 | Jun 3, 1987 | Exxon Corp. | Harris | Webster Field Unit #501220132080 | 6,100 |
| 331126Amendment | Jun 3, 1987 | Jun 3, 1987 | Exxon Corp. | Harris | Webster Field Unit #501220132080 | 6,100 |
| 331125 | Jun 3, 1987 | Jun 3, 1987 | Exxon Corp. | Chambers | S. Mayes GU 11, #107131621 | 12,400 |
| 330980 | Jun 3, 1987 | Jun 3, 1987 | Exxon Corp. | Upton | Giddings Estate Fee #2446132648 | 8,450 |
| 330979 | Jun 3, 1987 | Jun 3, 1987 | Exxon Corp. | Upton | Giddings Estate Fee #2346132643 | 8,450 |
| 330972 | Jun 3, 1987 | Jun 3, 1987 | Exxon Corp. | Upton | Giddings Estate Fee #1946132639 | 8,450 |
| 330941 | Jun 3, 1987 | Jun 3, 1987 | Exxon Corp. | Gaines | Jenkins, Sam C. #716531798 | 9,100 |
| 330547 | Jun 3, 1987 | Jun 3, 1987 | Exxon Corp. | Harris | Exxon-West Fee B #7220132076 | 7,000 |
| 330547Amendment | Jun 3, 1987 | Jun 3, 1987 | Exxon Corp. | Harris | Exxon-West Fee B #7220132076 | 7,000 |
| 331007 | Jun 2, 1987 | Jun 2, 1987 | Exxon Corp. | Upton | Giddings Estate Fee #1846132647 | 8,450 |
| 330984 | Jun 2, 1987 | Jun 2, 1987 | Exxon Corp. | Upton | Giddings Estate Fee #1646132645 | 8,450 |
| 330970 | Jun 2, 1987 | Jun 2, 1987 | Exxon Corp. | Upton | Giddings Estate Fee #1746132638 | 8,450 |
| 330826 | Jun 2, 1987 | Jun 2, 1987 | Exxon Corp. | Montgomery | Conroe Field Unit #381633930773 | 5,160 |
| 330406 | Jun 1, 1987 | Jun 1, 1987 | Exxon Corp. | Gaines | Robertson Clearfork Unit #113316533625 | 7,200 |
| 330280 | Jun 1, 1987 | Jun 1, 1987 | Exxon Corp. | Gaines | Robertson Clearfork Unit #109316533619 | 7,200 |
| 330822 | May 29, 1987 | May 29, 1987 | Exxon Corp. | Kenedy | King Ranch Badeno #1226130764 | 9,000 |
| 330822Amendment | May 29, 1987 | May 29, 1987 | Exxon Corp. | Kenedy | King Ranch Badeno #1226130764 | 9,000 |
| 330722 | May 29, 1987 | May 29, 1987 | Exxon Corp. | Kleberg | King Ranch Alazan #22927330051 | 7,965 |
| 329729 | May 29, 1987 | May 29, 1987 | Exxon Corp. | Wharton | E. Magnet Withers Oil Unit No. 2 #148133057 | 5,900 |
| 330854 | May 28, 1987 | May 28, 1987 | Exxon Corp. | Wood | Hawkins Field Unit #436349931545 | 5,400 |
| 330854Amendment | May 28, 1987 | May 28, 1987 | Exxon Corp. | Wood | Hawkins Field Unit #436349931545 | 5,400 |
| 330731 | May 28, 1987 | May 28, 1987 | Exxon Corp. | Brooks | R.J.K. Jr.tr.los Muertos Past. #4304731403 | 8,600 |
| 330731Amendment | May 28, 1987 | May 28, 1987 | Exxon Corp. | Brooks | Kleberg,rj Jr.tr.los Muertos Pas #4304731403 | 8,600 |
| 330730 | May 28, 1987 | May 28, 1987 | Exxon Corp. | Kleberg | King Ranch Borregos #29127300459 | 7,350 |
| 330730Amendment | May 28, 1987 | May 28, 1987 | Exxon Corp. | Kleberg | King Ranch Borregos #29127300459 | 7,350 |
| 330729 | May 28, 1987 | May 28, 1987 | Exxon Corp. | Brooks | McGill Bros. #38004701620 | 6,500 |
| 330728 | May 28, 1987 | May 28, 1987 | Exxon Corp. | Hidalgo | Santa FE Ranch "B" #7821531279 | 8,525 |
| 330727 | May 28, 1987 | May 28, 1987 | Exxon Corp. | Brooks | Kleberg,rj Jr.tr.zach.past.state #804730830 | 10,050 |
| 330721 | May 28, 1987 | May 28, 1987 | Exxon Corp. | Kleberg | King Ranch Borregos #17727301345 | 6,206 |
| 330719 | May 28, 1987 | May 28, 1987 | Exxon Corp. | Kleberg | King Ranch Borregos #36227301140 | 10,758 |
| 330809 | May 27, 1987 | May 27, 1987 | Exxon Corp. | Franklin | Exxon-Penn Fee #8115930424 | 4,850 |
| 330616 | May 27, 1987 | May 27, 1987 | Exxon Corp. | Duval | Kohler, V. "A" #15213136515 | 2,788 |
| 330616Amendment | May 27, 1987 | May 27, 1987 | Exxon Corp. | Duval | Kohler, V. "A" #15213136515 | 2,788 |
| 330612 | May 27, 1987 | May 27, 1987 | Exxon Corp. | Refugio | Heard, Fannie V. W. #2839131634 | 7,230 |
| 330612Amendment | May 27, 1987 | May 27, 1987 | Exxon Corp. | Refugio | Heard, Fannie V. W. #2839131634 | 7,230 |
| 330615 | May 26, 1987 | May 26, 1987 | Exxon Corp. | Brooks | Sullivan, D. J. "B" #6904731346 | 8,400 |
| 330613 | May 26, 1987 | May 26, 1987 | Exxon Corp. | Kleberg | King Ranch Stratton #P27427331949 | 7,280 |
| 330613Amendment | May 26, 1987 | May 26, 1987 | Exxon Corp. | Kleberg | King Ranch Stratton #P27427331949 | 7,280 |
| 330611 | May 26, 1987 | May 26, 1987 | Exxon Corp. | McMullen | Wheeler, Clifton #1431132252 | 10,023 |
| 330608 | May 26, 1987 | May 26, 1987 | Exxon Corp. | Brooks | Kleberg,rj Jr.tr.los Muertos Pas #904701248 | 8,615 |
| 330532 | May 22, 1987 | May 22, 1987 | Exxon Corp. | Brooks | Rjk. Jr.tr. Zach Past. State #1804731508 | 10,650 |