| 348638 | Jul 7, 1988 | Jul 7, 1988 | Sun Expl. & Prod. Co.-Corpus | De Garcia, B. G. #43 | 7,465 | 42732249 |
| 348638Amendment | Jul 7, 1988 | Jul 7, 1988 | Sun Expl. & Prod. Co.-Corpus | De Garcia, B. G. #43 | 7,465 | 42732249 |
| 348570 | Jul 6, 1988 | Jul 6, 1988 | Glenn, Wayne E. & Assoc., Inc. | La Brisa Ranch #1 | 6,300 | 42732280 |
| 348570Amendment | Jul 6, 1988 | Jul 6, 1988 | Glenn, Wayne E. & Assoc., Inc. | La Brisa Ranch #1 | 6,300 | 42732280 |
| 347197 | Jul 5, 1988 | Jul 5, 1988 | Cabot Petroleum Corporation | Villarreal #20L | 7,705 | 42700305 |
| 348408 | Jun 30, 1988 | Jun 30, 1988 | Wright Brothers Energy, Inc. | Gonzalez #1 | 1,300 | 42732278 |
| 348406 | Jun 30, 1988 | Jun 30, 1988 | Wright Brothers Energy, Inc. | Doyno #2 | 1,300 | 42732279 |
| 348347 | Jun 30, 1988 | Jun 30, 1988 | Akm Company | Jamoco #1 | 7,200 | 42732262 |
| 348260 | Jun 28, 1988 | Jun 28, 1988 | OXY USA Inc. | Martinez B #38 | 9,000 | 42732277 |
| 348199 | Jun 27, 1988 | Jun 27, 1988 | Pyle Petroleum | La Brisa Ranch #2 | 5,610 | 42732190 |
| 348199Amendment | Jun 27, 1988 | Jun 27, 1988 | Pyle Petroleum | La Brisa Ranch #2 | 5,610 | 42732190 |
| 348154 | Jun 23, 1988 | Jun 23, 1988 | Sun Expl. & Prod. Co.-Corpus | Frost Natl. Bank Ind. Ex. -B- #12 | 4,181 | 42704226 |
| 348123 | Jun 23, 1988 | Jun 23, 1988 | Union Pacific Resources Company | Guerra, A. -B- #6 | 8,500 | 21531838 |
| 348032 | Jun 22, 1988 | Jun 22, 1988 | Exxon Corp. | E. Block Heirs "B" #2 | 9,205 | 42731393 |
| 348028 | Jun 22, 1988 | Jun 22, 1988 | Exxon Corp. | McGill Bros. #489 | 9,100 | 42731664 |
| 347958 | Jun 22, 1988 | Jun 22, 1988 | Mortimer Exploration Company | Zarsky #1 | 2,000 | 42732274 |
| 347960 | Jun 21, 1988 | Jun 21, 1988 | Mortimer Exploration Company | Groos National Bank #2 | 2,000 | 42732275 |
| 347830 | Jun 16, 1988 | Jun 16, 1988 | Miller, W. C. Operating Company | Garnett Estate #1 | 3,300 | 42732273 |
| 347812 | Jun 16, 1988 | Jun 16, 1988 | Sun Expl. & Prod. Co.-Corpus | Laurel, C. #8 | 8,600 | 42731647 |
| 347783 | Jun 16, 1988 | Jun 16, 1988 | Cox Oil & Gas, Inc. | Samano, M. #1 | 7,550 | 42732070 |
| 347803 | Jun 15, 1988 | Jun 15, 1988 | Sun Expl. & Prod. Co.-Corpus | Garza, Juan M. #4 | 5,845 | 42732235 |
| 347803Amendment | Jun 15, 1988 | Jun 15, 1988 | Sun Expl. & Prod. Co.-Corpus | Garza, Juan M. #4 | 5,845 | 42732235 |
| 347659 | Jun 14, 1988 | Jun 14, 1988 | Shell Western E&P Inc. | Thomas, Mary S. et Al #3 | 6,800 | 42701307 |
| 347606 | Jun 14, 1988 | Jun 14, 1988 | Mueller Engineering Corp. | Garcia, M. M. #1 | 6,250 | 42732272 |
| 347636 | Jun 13, 1988 | Jun 13, 1988 | Sun Expl. & Prod. Co.-Corpus | Champion, A. A. #3 | 6,500 | 42732229 |
| 347589 | Jun 10, 1988 | Jun 10, 1988 | Sun Expl. & Prod. Co.-Corpus | Orive, A. #4 | 10,261 | 42732242 |
| 347572 | Jun 9, 1988 | Jun 9, 1988 | Sun Expl. & Prod. Co.-Corpus | Slick Est. -C- #10 | 11,300 | 42732270 |
| 347573 | Jun 8, 1988 | Jun 8, 1988 | Sun Expl. & Prod. Co.-Corpus | Garcia, J. A. #2 | 12,000 | 42732271 |
| 347200 | Jun 3, 1988 | Jun 3, 1988 | Pyle Petroleum | La Brisa Ranch #3 | 8,158 | 42731262 |
| 346308 | May 31, 1988 | May 31, 1988 | Harkins & Company | Delgado, Estela F. #1 | 11,500 | 42732045 |
| 346833 | May 26, 1988 | May 26, 1988 | Harkins & Company | Olivarez, O. #2 | 9,500 | 42732268 |
| 346845 | May 25, 1988 | May 25, 1988 | Tasca Exploration Company | Garcia, J. A. et Al #4 | 10,000 | 42732269 |
| 346761 | May 23, 1988 | May 23, 1988 | Coastal Oil & Gas Corporation | Slick Estate #1 | 13,000 | 42732267 |
| 346761Amendment | May 23, 1988 | May 23, 1988 | Coastal Oil & Gas Corporation | Slick Estate #1 | 13,000 | 42732267 |
| 345868 | May 11, 1988 | May 11, 1988 | Shell Western E&P Inc. | Judd Estate-State #5 | 9,950 | 42731241 |
| 346239 | May 10, 1988 | May 10, 1988 | Mayfair Minerals, Inc. | Slick, Earl F. et Al #1 | 9,500 | 42732266 |
| 346206 | May 9, 1988 | May 9, 1988 | Sun Expl. & Prod. Co.-Corpus | Bentsen Bros. -A- #8 | 11,500 | 42732160 |
| 346200 | May 9, 1988 | May 9, 1988 | Sun Expl. & Prod. Co.-Corpus | Bentsen Bros. -A- #9 | 10,958 | 42732166 |
| 346295 | May 6, 1988 | May 6, 1988 | Tasca Exploration Company | Cameron #1 | 7,000 | 42732265 |
| 345999 | May 4, 1988 | May 4, 1988 | Exxon Corp. | McGill Bros. #535 | 7,225 | 42732264 |
| 345929 | May 4, 1988 | May 4, 1988 | Wagner, Duer & Co. | Block/Guerra Gas Unit #4 | 5,800 | 42732263 |
| 344829 | May 4, 1988 | May 4, 1988 | Cabot Petroleum Corporation | Villarreal #13 | 6,700 | 42700397 |
| 345878 | May 3, 1988 | May 3, 1988 | Shell Western E&P Inc. | Garza, A. M. State #7 | 6,811 | 42701297 |
| 345878Amendment | May 3, 1988 | May 3, 1988 | Shell Western E&P Inc. | Garza-State, A. M. #7 | 6,811 | 42701297 |
| 345863 | May 3, 1988 | May 3, 1988 | Wagner, Duer & Co. | Guerra, Louise #3 | 5,628 | 42704725 |
| 345863Amendment | May 3, 1988 | May 3, 1988 | Wagner, Duer & Co. | Guerra/State Gas Unit #1 | 5,628 | 42704725 |
| 345830 | May 2, 1988 | May 2, 1988 | Cabot Petroleum Corporation | Villarreal #19 | 6,500 | 42700304 |
| 345678 | Apr 27, 1988 | Apr 27, 1988 | Cabot Petroleum Corporation | Villarreal #23 | 6,481 | 42700404 |
| 345544 | Apr 25, 1988 | Apr 25, 1988 | Sun Expl. & Prod. Co.-Corpus | Hall, J. F. -State -A- #15 | 8,900 | 42732199 |
| 345528 | Apr 22, 1988 | Apr 22, 1988 | Sun Expl. & Prod. Co.-Corpus | Hall, C. M. -C- #6 | 8,905 | 42732200 |
| 345390 | Apr 20, 1988 | Apr 20, 1988 | Exxon Corp. | Montalvo, N. R. #42 | 5,200 | 42705019 |
| 345348 | Apr 20, 1988 | Apr 20, 1988 | Cabot Petroleum Corporation | Villarreal #21 | 6,712 | 42700402 |
| 345404 | Apr 19, 1988 | Apr 19, 1988 | Akm Company | Jamoco #1 | 7,200 | 42732262 |
| 345349 | Apr 19, 1988 | Apr 19, 1988 | Cabot Petroleum Corporation | Villarreal #22 | 6,480 | 42700403 |
| 345375 | Apr 18, 1988 | Apr 18, 1988 | OXY USA Inc. | Martinez B #36 | 9,000 | 42732261 |
| 345275 | Apr 18, 1988 | Apr 18, 1988 | Union Pacific Resources Company | Guerra, F. B. Estate -B- #9 | 8,300 | 42732260 |
| 345275Amendment | Apr 18, 1988 | Apr 18, 1988 | Union Pacific Resources Company | Guerra, F. B. Estate -B- #9 | 8,015 | 42732260 |
| 344987 | Apr 12, 1988 | Apr 12, 1988 | Wagner, Duer & Co. | R. G. Smith Gas Unit #3 | 1,900 | 42732259 |
| 344987Amendment | Apr 12, 1988 | Apr 12, 1988 | Wagner, Duer & Co. | Smith Oil Unit #1 | 1,900 | 42732259 |
| 344987Amendment | Apr 12, 1988 | Apr 12, 1988 | Wagner, Duer & Co. | Smith Oil Unit #1 | 1,900 | 42732259 |
| 344987Amendment | Apr 12, 1988 | Apr 12, 1988 | Wagner, Duer & Co. | Smith Oil Unit #1 | 1,900 | 42732259 |
| 344931 | Apr 11, 1988 | Apr 11, 1988 | Texaco Inc. | Guerra Share 22 #19 | 4,520 | 42731513 |
| 344960 | Apr 8, 1988 | Apr 8, 1988 | Sun Expl. & Prod. Co.-Corpus | Hall, J. F. -State -A- #12 | 9,800 | 42731998 |
| 344831 | Apr 8, 1988 | Apr 8, 1988 | Lemarco Operating, Inc. | Villareal #1 | 6,800 | 42732257 |
| 344907 | Apr 7, 1988 | Apr 7, 1988 | Sun Expl. & Prod. Co.-Corpus | Hall, J. F., -State -A- #4 | 8,502 | 42701057 |
| 344906 | Apr 7, 1988 | Apr 7, 1988 | Sun Expl. & Prod. Co.-Corpus | Hall, J. F., -State #23 | 8,100 | 42732258 |
| 344906Amendment | Apr 7, 1988 | Apr 7, 1988 | Sun Exploration & Production Co. | Hall, J. F. -State #23 | 8,100 | 42732258 |
| 344706 | Apr 5, 1988 | Apr 5, 1988 | Shell Western E&P Inc. | Judd Estate - State #8 | 10,181 | 42731364 |
| 344823 | Mar 30, 1988 | Mar 30, 1988 | Sun Expl. & Prod. Co.-Corpus | Laurel, C. #8 | 8,600 | 42731647 |
| 344590 | Mar 30, 1988 | Mar 30, 1988 | Sun Expl. & Prod. Co.-Corpus | Cardenas, R. R. #4 | 7,950 | 42732256 |
| 344590Amendment | Mar 30, 1988 | Mar 30, 1988 | Sun Expl. & Prod. Co.-Corpus | Cardenas, R. R. #4 | 8,200 | 42732256 |
| 344561 | Mar 30, 1988 | Mar 30, 1988 | Exxon Corp. | McGill Bros. #252 | 7,781 | 42700237 |
| 344531 | Mar 30, 1988 | Mar 30, 1988 | Exxon Corp. | McGill Bros. #187 | 7,500 | 42700216 |
| 344529 | Mar 30, 1988 | Mar 30, 1988 | Exxon Corp. | McGill Bros. #495 | 6,800 | 42731758 |
| 344528 | Mar 30, 1988 | Mar 30, 1988 | Exxon Corp. | McGill Bros. #366 | 6,570 | 42704878 |
| 344478 | Mar 30, 1988 | Mar 30, 1988 | Cabot Petroleum Corporation | Villarreal #11 | 6,445 | 42700395 |
| 344455 | Mar 28, 1988 | Mar 28, 1988 | Sun Expl. & Prod. Co.-Corpus | Frost Natl. Bank Ind. Ex. -B- #34 | 4,400 | 42731319 |
| 344352 | Mar 28, 1988 | Mar 28, 1988 | Cameron, Paul E., Jr., Inc. | Cameron #7 | 5,100 | 42732255 |
| 344239 | Mar 22, 1988 | Mar 22, 1988 | Sun Expl. & Prod. Co.-Corpus | Marrs-McLean #16L | 4,675 | 42705077 |
| 344239Amendment | Mar 22, 1988 | Mar 22, 1988 | Sun Expl. & Prod. Co.-Corpus | Marrs-McLean #16L | 4,675 | 42705077 |
| 344143 | Mar 22, 1988 | Mar 22, 1988 | Sun Expl. & Prod. Co.-Corpus | Yturria L & L Co. -A- #5 | 5,300 | 42732254 |
| 344065 | Mar 22, 1988 | Mar 22, 1988 | Mueller Engineering Corp. | Robinson Unit #2 | 6,300 | 42732253 |
| 344095 | Mar 21, 1988 | Mar 21, 1988 | Sun Expl. & Prod. Co.-Corpus | Reilly Heirs #1 | 4,552 | 42704013 |
| 344094 | Mar 21, 1988 | Mar 21, 1988 | Sun Expl. & Prod. Co.-Corpus | Saenz, M. -State #26 | 6,499 | 42731950 |
| 344027 | Mar 17, 1988 | Mar 17, 1988 | Starco Exploration, Inc. | Edmunds, A. K. #1A | 5,200 | 42732252 |
| 343921 | Mar 17, 1988 | Mar 17, 1988 | Exxon Corp. | McGill Bros. #405 | 8,470 | 42705087 |
| 343866 | Mar 17, 1988 | Mar 17, 1988 | Texaco Inc. | Guerra Share 8-D #30 | 5,700 | 42732251 |
| 343979 | Mar 16, 1988 | Mar 16, 1988 | True Oil Company | Slick Estate #2 | 10,200 | 42731713 |
| 343890 | Mar 14, 1988 | Mar 14, 1988 | Wright Brothers Energy, Inc. | Wright Brothers/Doyno #1 | 1,400 | 42732250 |
| 343800 | Mar 11, 1988 | Mar 11, 1988 | Sun Expl. & Prod. Co.-Corpus | De Garcia, B. G. #43 | 7,950 | 42732249 |
| 343742 | Mar 10, 1988 | Mar 10, 1988 | Sun Expl. & Prod. Co.-Corpus | Chapotal Land Co. -A- #27 | 5,300 | 42732248 |
| 343690 | Mar 9, 1988 | Mar 9, 1988 | Wagner, Duer & Co. | R. G. Smith Gas Unit #2 | 6,000 | 42732247 |
| 343690Amendment | Mar 9, 1988 | Mar 9, 1988 | Wagner, Duer & Co. | Block/Guerra Unit #3 | 5,818 | 42732247 |
| 343504 | Mar 4, 1988 | Mar 4, 1988 | Sun Expl. & Prod. Co.-Corpus | Slick Est. -C- #8 | 10,700 | 42732106 |
| 343454 | Mar 3, 1988 | Mar 3, 1988 | Sun Expl. & Prod. Co.-Corpus | Hall, C. M. -A- #9 | 9,200 | 42732246 |
| 343454Amendment | Mar 3, 1988 | Mar 3, 1988 | Sun Expl. & Prod. Co.-Corpus | Hall, C. M. -A- #9 | 8,800 | 42732246 |
| 342057 | Feb 29, 1988 | Feb 29, 1988 | Sun Expl. & Prod. Co.-Corpus | Saenz, M. -State #23 | 6,406 | 42731859 |
| 343240 | Feb 26, 1988 | Feb 26, 1988 | Sun Expl. & Prod. Co.-Corpus | Hall, J. F. -State -A- #16 | 10,200 | 42732245 |
| 343074 | Feb 23, 1988 | Feb 23, 1988 | Harkins & Company | Garza, Celestino #2 | 10,000 | 42732244 |
| 342917 | Feb 19, 1988 | Feb 19, 1988 | Sun Expl. & Prod. Co.-Corpus | Speer, Geo. H. -State -D- #5 | 9,600 | 42732243 |