| 535591 | Aug 20, 2003 | Aug 20, 2003 | Antero Resources I, LP | Vinson Fee H #13 | 7,700 | 49735372 |
| 535371 | Aug 20, 2003 | Aug 20, 2003 | Richey, Ray Management Co., Inc. | Gage, Rex #1 | 8,400 | 49735369 |
| 535511 | Aug 19, 2003 | Aug 19, 2003 | Texakoma Oil & Gas Corporation | Greenwood #1 | 8,800 | 49735371 |
| 535425 | Aug 18, 2003 | Aug 18, 2003 | Aruba Petroleum, Inc. | Rutherford, Billy K. #1 | 9,000 | 49735370 |
| 535352 | Aug 18, 2003 | Aug 18, 2003 | Winchester Production Company | Reed-Hathorn Unit #5 | 8,300 | 49735367 |
| 535392 | Aug 15, 2003 | Aug 15, 2003 | Devon Energy Operating Co., L.P. | McKamy #3HH | 9,000 | 49735368 |
| 535327 | Aug 14, 2003 | Aug 14, 2003 | Devon Energy Operating Co., L.P. | Shoop, Glenn P. #3 | 9,000 | 49735365 |
| 535297 | Aug 13, 2003 | Aug 13, 2003 | Star of Texas Energy Srvs, Inc. | RSK-Star #4 | 8,500 | 49735364 |
| 535279 | Aug 13, 2003 | Aug 13, 2003 | Stratagas, Inc. | Taylor, B. J. #1 | 7,500 | 49735363 |
| 535208 | Aug 12, 2003 | Aug 12, 2003 | Burlington Resources O & G Co LP | B. J. Wilde Gas Unit #5B | 9,000 | 49735362 |
| 534060 | Aug 7, 2003 | Aug 7, 2003 | Seely Oil Co. | Hough, Pearl #3 | 7,600 | 49735334 |
| 535012 | Aug 6, 2003 | Aug 6, 2003 | Devon Energy Operating Co., L.P. | Gage, Coke L. "D" #1 | 5,200 | 49701561 |
| 534759 | Aug 6, 2003 | Aug 6, 2003 | Rife Oil Properties, Inc. | Bailey #2 | 8,800 | 49735357 |
| 534970 | Aug 5, 2003 | Aug 5, 2003 | Devon Energy Operating Co., L.P. | Stella Young GU #13HH | 9,000 | 49735360 |
| 534765 | Aug 4, 2003 | Aug 4, 2003 | Lakota Energy, Ltd. | Clay Hill Cattle Co. #7 | 6,350 | 49735358 |
| 533931 | Aug 4, 2003 | Aug 4, 2003 | Devon Energy Operating Co., L.P. | Wcco 4 - Wm. Miller GU 2 #11M | 9,000 | 49735328 |
| 534847 | Jul 31, 2003 | Jul 31, 2003 | Aruba Petroleum, Inc. | Binford #1 | 9,000 | 49735359 |
| 534802 | Jul 30, 2003 | Jul 30, 2003 | Tema Oil and Gas Company | Burress Gas Unit #6 | 8,600 | 49735356 |
| 534800 | Jul 30, 2003 | Jul 30, 2003 | Tema Oil and Gas Company | Burress Gas Unit #7 | 8,600 | 49735355 |
| 534799 | Jul 30, 2003 | Jul 30, 2003 | Tema Oil and Gas Company | Burress Gas Unit #8 | 8,600 | 49735354 |
| 534799Amendment | Jul 30, 2003 | Jul 30, 2003 | Tema Oil and Gas Company | Burress Gas Unit #8H | 8,600 | 49735354 |
| 534790 | Jul 30, 2003 | Jul 30, 2003 | Tema Oil and Gas Company | Burress Gas Unit #5 | 8,600 | 49735353 |
| 534790Amendment | Jul 30, 2003 | Jul 30, 2003 | Tema Oil and Gas Company | Burress Gas Unit #5 | 8,600 | 49735353 |
| 534774 | Jul 30, 2003 | Jul 30, 2003 | Devon Energy Operating Co., L.P. | Titch, R. L. #8D | 9,000 | 49735352 |
| 534773 | Jul 30, 2003 | Jul 30, 2003 | Devon Energy Operating Co., L.P. | Witt, J. R. #7HH | 9,000 | 49735351 |
| 534745 | Jul 29, 2003 | Jul 29, 2003 | Tema Oil and Gas Company | Burress Gas Unit #4 | 8,600 | 49735350 |
| 534745Amendment | Jul 29, 2003 | Jul 29, 2003 | Tema Oil and Gas Company | Burress Gas Unit #4H | 8,600 | 49735350 |
| 534745Amendment | Jul 29, 2003 | Jul 29, 2003 | Tema Oil and Gas Company | Burress Gas Unit #4H | 8,600 | 49735350 |
| 534743 | Jul 29, 2003 | Jul 29, 2003 | Devon Energy Operating Co., L.P. | Glenn P. Shoop "C" Gas Unit #5 | 9,000 | 49735349 |
| 534684 | Jul 28, 2003 | Jul 28, 2003 | Devon Energy Operating Co., L.P. | June L. Griffeth Gas Unit "A" #12 | 9,000 | 49735348 |
| 534683 | Jul 28, 2003 | Jul 28, 2003 | Devon Energy Operating Co., L.P. | June L. Griffeth Gas Unit "A" #13 | 9,000 | 49735347 |
| 534608 | Jul 28, 2003 | Jul 28, 2003 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #15B | 9,000 | 49735345 |
| 534603 | Jul 28, 2003 | Jul 28, 2003 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #14B | 9,000 | 49735344 |
| 534603Amendment | Jul 28, 2003 | Jul 28, 2003 | Burlington Resources O & G Co LP | Crystelle Waggoner Gas Unit #14B | 9,000 | 49735344 |
| 534633 | Jul 25, 2003 | Jul 25, 2003 | Devon Energy Operating Co., L.P. | June L. Griffeth Gas Unit "A" #11 | 9,000 | 49735346 |
| 534590 | Jul 24, 2003 | Jul 24, 2003 | Antero Resources I, LP | Vinson Fee G #20HH | 7,080 | 49735343 |
| 534541 | Jul 24, 2003 | Jul 24, 2003 | Devon Energy Operating Co., L.P. | Ruby Waynick Gas Unit #1HH | 9,000 | 49735342 |
| 534493 | Jul 23, 2003 | Jul 23, 2003 | Devon Energy Operating Co., L.P. | Titch, R. L. #9 | 9,000 | 49735341 |
| 534398 | Jul 23, 2003 | Jul 23, 2003 | Remuda Operating Company | Rutherford #1 | 9,000 | 49735340 |
| 534334 | Jul 23, 2003 | Jul 23, 2003 | McCutchin Petroleum Corporation | Lowrance, Gene #5 | 7,100 | 49735339 |
| 534334Amendment | Jul 23, 2003 | Jul 23, 2003 | McCutchin Petroleum Corporation | Lowrance, Gene #5 | 7,100 | 49735339 |
| 534124 | Jul 21, 2003 | Jul 21, 2003 | Karper Oil & Gas Corporation | Isbell, Minnie #2 | 6,000 | 49735335 |
| 534113 | Jul 21, 2003 | Jul 21, 2003 | Upham Oil & Gas Company | Orr, William #8 | 5,975 | 49734742 |
| 534292 | Jul 17, 2003 | Jul 17, 2003 | Devon Energy Operating Co., L.P. | Shoop,glenn P. "G" #4 | 9,000 | 49735338 |
| 534256 | Jul 16, 2003 | Jul 16, 2003 | Antero Resources I, LP | Vinson Fee "G" #8 | 7,330 | 49735222 |
| 534244 | Jul 16, 2003 | Jul 16, 2003 | Devon Energy Operating Co., L.P. | Johnson, L. B. Estate #6 | 9,000 | 49735336 |
| 534021 | Jul 10, 2003 | Jul 10, 2003 | Devon Energy Operating Co., L.P. | Kelley, Jim Bill #4 | 9,000 | 49735333 |
| 534020 | Jul 10, 2003 | Jul 10, 2003 | Devon Energy Operating Co., L.P. | Kelley, Jim Bill #5 | 9,000 | 49735332 |
| 533988 | Jul 9, 2003 | Jul 9, 2003 | Antero Resources I, LP | Vinson Fee H #4 | 7,790 | 49735331 |
| 533951 | Jul 8, 2003 | Jul 8, 2003 | Antero Resources I, LP | Vinson Fee F #6 | 7,260 | 49735330 |
| 533932 | Jul 8, 2003 | Jul 8, 2003 | Devon Energy Operating Co., L.P. | Wcco 4 - Wm. Miller GU 2 #10M | 9,000 | 49735329 |
| 533859 | Jul 7, 2003 | Jul 7, 2003 | Devon Energy Operating Co., L.P. | Wcco 4 - Wm. Miller GU 2 #9M | 9,000 | 49735327 |
| 533858 | Jul 7, 2003 | Jul 7, 2003 | Burlington Resources O & G Co LP | Gage-Pitts Unit #2 | 9,000 | 49735326 |
| 533779 | Jul 2, 2003 | Jul 2, 2003 | Devon Energy Operating Co., L.P. | Peterson, A.L. #15 | 9,000 | 49735325 |
| 533779Amendment | Jul 2, 2003 | Jul 2, 2003 | Devon Energy Operating Co., L.P. | Peterson, A.L. #15 | 9,000 | 49735325 |
| 533742 | Jul 1, 2003 | Jul 1, 2003 | Devon Energy Operating Co., L.P. | T. F. Petty GU #2HH | 9,000 | 49735324 |
| 533709 | Jun 30, 2003 | Jun 30, 2003 | Devon Energy Operating Co., L.P. | P. K. Troxell GU #9 | 9,000 | 49735323 |
| 533708 | Jun 30, 2003 | Jun 30, 2003 | Devon Energy Operating Co., L.P. | Jeff S. Fox "A" #1H | 9,000 | 49735322 |
| 533708Amendment | Jun 30, 2003 | Jun 30, 2003 | Devon Energy Production Co, L.P. | Fox, Jeff S. "A" #1H | 9,000 | 49735322 |
| 533621 | Jun 30, 2003 | Jun 30, 2003 | Burlington Resources O & G Co LP | C. W. "A" #14 | 9,000 | 49735321 |
| 533611 | Jun 27, 2003 | Jun 27, 2003 | Devon Energy Operating Co., L.P. | Johnson, W.D. "B" #29 | 9,000 | 49735320 |
| 533610 | Jun 27, 2003 | Jun 27, 2003 | Devon Energy Operating Co., L.P. | Johnson, W.D. "B" #28 | 9,000 | 49735319 |
| 533609 | Jun 27, 2003 | Jun 27, 2003 | Devon Energy Operating Co., L.P. | Johnson, W.D. "B" #27 | 9,000 | 49735318 |
| 533608 | Jun 27, 2003 | Jun 27, 2003 | Devon Energy Operating Co., L.P. | Johnson, W.D. "B" #26 | 9,000 | 49735317 |
| 533607 | Jun 27, 2003 | Jun 27, 2003 | Devon Energy Operating Co., L.P. | Johnson, W.D. "B" #19HH | 9,000 | 49735316 |
| 533607Amendment | Jun 27, 2003 | Jun 27, 2003 | Devon Energy Operating Co., L.P. | Johnson, W.D. "B" #19HH | 9,000 | 49735316 |
| 533565 | Jun 26, 2003 | Jun 26, 2003 | Antero Resources I, LP | Vinson Fee F #3 | 7,330 | 49735315 |
| 533554 | Jun 26, 2003 | Jun 26, 2003 | Devon Energy Operating Co., L.P. | Bilberry-McClure #5 | 5,753 | 49700948 |
| 533508 | Jun 25, 2003 | Jun 25, 2003 | Devon Energy Operating Co., L.P. | Sol Carpenter Heirs Gas Unit #7 | 9,000 | 49735314 |
| 533481 | Jun 24, 2003 | Jun 24, 2003 | Winchester Production Company | Cocanougher, Charles #2 | 8,200 | 49735313 |
| 533475 | Jun 24, 2003 | Jun 24, 2003 | Roil Mineral & Land Co. | Roil Rich-Peysen #1 | 7,600 | 49735312 |
| 533474 | Jun 24, 2003 | Jun 24, 2003 | Devon Energy Operating Co., L.P. | Peterson, A.L. #16 | 9,000 | 49735310 |
| 533473 | Jun 24, 2003 | Jun 24, 2003 | Devon Energy Operating Co., L.P. | Wcco 4 - Ada Morris GU #18F | 9,000 | 49735311 |
| 533153 | Jun 24, 2003 | Jun 24, 2003 | Penny, Ralph E. | Blocker, W. O. #5 #5 | 4,600 | 49735306 |
| 532397 | Jun 20, 2003 | Jun 20, 2003 | Devon Energy Operating Co., L.P. | Wcco 4-Ada Morris #16F | 9,000 | 49735290 |
| 533318 | Jun 19, 2003 | Jun 19, 2003 | Devon Energy Operating Co., L.P. | Peterson, A. L. #14 | 9,000 | 49735309 |
| 533293 | Jun 19, 2003 | Jun 19, 2003 | Winchester Production Company | Mann #3 | 8,200 | 49735308 |
| 533288 | Jun 18, 2003 | Jun 18, 2003 | Devon Energy Operating Co., L.P. | W.a.askey Gas Unit "B" #9 | 9,000 | 49735307 |
| 532397Amendment | Jun 17, 2003 | Jun 17, 2003 | Devon Energy Operating Co., L.P. | Wcco 4-Ada Morris #16F | 9,000 | 49735290 |
| 531343 | Jun 17, 2003 | Jun 17, 2003 | Devon Energy Operating Co., L.P. | Fred L. Graham Gas Unit #10HH | 9,000 | 49735270 |
| 533168 | Jun 16, 2003 | Jun 16, 2003 | Tejas Western Corp. | Cole Trust "A" #7 | 8,800 | 49735305 |
| 533113 | Jun 13, 2003 | Jun 13, 2003 | Devon Energy Operating Co., L.P. | R. J. Rhome Gas Unit #1HH | 9,000 | 49735304 |
| 532986 | Jun 11, 2003 | Jun 11, 2003 | Burlington Resources O & G Co LP | C. W. "A" #11 | 9,000 | 49735303 |
| 532872 | Jun 9, 2003 | Jun 9, 2003 | Devon Energy Operating Co., L.P. | Myrt Vititow Gas Unit #5HH | 9,000 | 49735302 |
| 532727 | Jun 5, 2003 | Jun 5, 2003 | Rife Oil Properties, Inc. | Carter #1 | 8,800 | 49735301 |
| 532737 | Jun 4, 2003 | Jun 4, 2003 | Devon Energy Operating Co., L.P. | Smith, W. T. #3H | 9,000 | 49735300 |
| 532704 | Jun 3, 2003 | Jun 3, 2003 | Aruba Petroleum, Inc. | Casey, Ray #1 | 9,000 | 49735299 |
| 532590 | May 30, 2003 | May 30, 2003 | Antero Resources I, LP | Vinson Fee "D" #2 | 7,465 | 49735298 |
| 532590Amendment | May 30, 2003 | May 30, 2003 | Antero Resources I, LP | Vinson Fee "D" #2 | 7,880 | 49735298 |
| 532543 | May 30, 2003 | May 30, 2003 | Burlington Resources O & G Co LP | C. W. "A" #10 | 9,000 | 49735297 |
| 532266 | May 30, 2003 | May 30, 2003 | Ryder Scott Oil Co. | Maeyers #4 | 8,200 | 49735287 |
| 532489 | May 29, 2003 | May 29, 2003 | Winchester Production Company | Cocanougher "287" #4 | 8,200 | 49735296 |
| 532475 | May 28, 2003 | May 28, 2003 | Burlington Resources O & G Co LP | C. W. "A" #9 | 9,000 | 49735295 |
| 532454 | May 28, 2003 | May 28, 2003 | Devon Energy Operating Co., L.P. | Maggie Spain Gas Unit 1 #5HH | 9,000 | 49735293 |
| 532454Amendment | May 28, 2003 | May 28, 2003 | Devon Energy Operating Co., L.P. | Spain, Maggie Gas Unit 1 #5H | 9,000 | 49735293 |
| 532447 | May 28, 2003 | May 28, 2003 | Devon Energy Operating Co., L.P. | Bryan-Askey Gas Unit #6 | 9,000 | 49735292 |
| 532446 | May 28, 2003 | May 28, 2003 | Devon Energy Operating Co., L.P. | Bryan-Askey Gas Unit #7 | 9,000 | 49735291 |
| 532445 | May 26, 2003 | May 26, 2003 | Devon Energy Operating Co., L.P. | Maggie Spain Gas Unit 1 #6 | 9,000 | 49735294 |
| 532267 | May 26, 2003 | May 26, 2003 | Ryder Scott Oil Co. | Pruett #3 | 8,200 | 49735288 |
| 532335 | May 23, 2003 | May 23, 2003 | Devon Energy Operating Co., L.P. | J. H. Carpenter GU #8 | 9,000 | 49735289 |