| 330340 | May 19, 1987 | May 19, 1987 | Four-C Management & Industries | Coffield, T. R. "A" #22 | 420 | 33133134 |
| 329918 | May 11, 1987 | May 11, 1987 | Heartland Resources, Inc. | Mehaffey #1 | 2,500 | 33132706 |
| 329530 | May 1, 1987 | May 1, 1987 | Minnick Operating Co. | Belvin #8 | 500 | 33133132 |
| 329529 | May 1, 1987 | May 1, 1987 | Minnick Operating Co. | Belvin #7 | 500 | 33133133 |
| 329191 | Apr 23, 1987 | Apr 23, 1987 | Ernest Oil Company | Herndon-Hensley #3 | 4,000 | 33133131 |
| 328942 | Apr 16, 1987 | Apr 16, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #28 | 700 | 33133130 |
| 328872 | Apr 10, 1987 | Apr 10, 1987 | McCrary Oil Company | McCrary, D. A./Breck, Wendy #16 | 2,200 | 33133129 |
| 328287 | Apr 9, 1987 | Apr 9, 1987 | Tri-C Resources, Inc. | Bcoc #1 | 2,100 | 33133128 |
| 328229 | Mar 30, 1987 | Mar 30, 1987 | Ascent Oil & Gas Corp. | Hairston #1 | 5,590 | 33132579 |
| 328217 | Mar 25, 1987 | Mar 25, 1987 | Ascent Oil & Gas Corp. | Coffield-Camp #1 | 6,500 | 33133127 |
| 328217Amendment | Mar 25, 1987 | Mar 25, 1987 | Ascent Oil & Gas Corp. | Coffield-Camp #1 | 6,500 | 33133127 |
| 328167 | Mar 24, 1987 | Mar 24, 1987 | Ascent Oil & Gas Corp. | Coffield-Martin #1 | 8,500 | 33131197 |
| 327882 | Mar 17, 1987 | Mar 17, 1987 | Heartland Resources, Inc. | Underwood #3 | 3,000 | 33133126 |
| 327382 | Mar 17, 1987 | Mar 17, 1987 | McCrary Oil Company | McCrary, D. A./Breck, Wendy #14 | 2,200 | 33133125 |
| 327078 | Mar 16, 1987 | Mar 16, 1987 | BBL Oil & Gas Company | Russell #1 | 1,700 | 33133120 |
| 327341 | Mar 4, 1987 | Mar 4, 1987 | McCrary Oil Company | McCrary, D. A.\breck, Wendy #13 | 2,200 | 33133124 |
| 327299 | Mar 3, 1987 | Mar 3, 1987 | Heartland Resources, Inc. | Roberts, J. Bob #1 | 2,400 | 33132985 |
| 327298 | Mar 3, 1987 | Mar 3, 1987 | Heartland Resources, Inc. | Johnson, Virginia #1 | 2,550 | 33133123 |
| 327266 | Mar 3, 1987 | Mar 3, 1987 | Houston Pet. Co. | Coffield-Sante "A" #1 | 6,500 | 33133122 |
| 327115 | Mar 3, 1987 | Mar 3, 1987 | T & H Operating | Sells #1A | 3,128 | 33130595 |
| 326798 | Mar 3, 1987 | Mar 3, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #25 | 700 | 33133107 |
| 326796 | Mar 3, 1987 | Mar 3, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #26 | 700 | 33133109 |
| 326795 | Mar 3, 1987 | Mar 3, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #27 | 700 | 33133110 |
| 326790 | Mar 3, 1987 | Mar 3, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #15 | 700 | 33133105 |
| 326789 | Mar 3, 1987 | Mar 3, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #16 | 700 | 33133119 |
| 326788 | Mar 3, 1987 | Mar 3, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #17 | 700 | 33133118 |
| 326786 | Mar 3, 1987 | Mar 3, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #22 | 700 | 33133116 |
| 326785 | Mar 3, 1987 | Mar 3, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #23 | 700 | 33133115 |
| 326575 | Feb 27, 1987 | Feb 27, 1987 | Luling Oil & Gas Company, Inc. | Coldiron #4 | 6,000 | 33133103 |
| 327133 | Feb 26, 1987 | Feb 26, 1987 | Heartland Resources, Inc. | Gilliam #2 | 3,100 | 33133121 |
| 326805 | Feb 25, 1987 | Feb 25, 1987 | McCrary Oil Company | McCrary, D. A. & Breck, Wendy #12 | 2,100 | 33133114 |
| 326805Amendment | Feb 25, 1987 | Feb 25, 1987 | McCrary Oil Company | McCrary, D. A./Breck, Wendy #12 | 2,200 | 33133114 |
| 326797 | Feb 25, 1987 | Feb 25, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #24 | 700 | 33133108 |
| 326794 | Feb 20, 1987 | Feb 20, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #12 | 700 | 33133111 |
| 326793 | Feb 20, 1987 | Feb 20, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #6 | 700 | 33133112 |
| 326792 | Feb 20, 1987 | Feb 20, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #13 | 700 | 33133113 |
| 326791 | Feb 20, 1987 | Feb 20, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #14 | 700 | 33133106 |
| 326787 | Feb 20, 1987 | Feb 20, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #21 | 700 | 33133117 |
| 326775 | Feb 18, 1987 | Feb 18, 1987 | Leonard, J. A. | Mehaffey, L. C. -A- #1 | 4,700 | 33133079 |
| 326759 | Feb 18, 1987 | Feb 18, 1987 | McCrary Oil Company | McCrary, D.A. & Breck, Wendy #11 | 2,100 | 33133104 |
| 326134 | Feb 9, 1987 | Feb 9, 1987 | McCrary Oil Company | McCrary, D. A. /Breck, Wendy #10 | 2,100 | 33133102 |
| 325911 | Feb 9, 1987 | Feb 9, 1987 | Four-C Management & Industries | Coffield, T. R. #21 | 410 | 33133098 |
| 325910 | Feb 9, 1987 | Feb 9, 1987 | Four-C Management & Industries | Coffield, T. R. #20 | 410 | 33133099 |
| 326110 | Feb 4, 1987 | Feb 4, 1987 | Minnick Operating Co. | Belvin #6 | 500 | 33133101 |
| 326091 | Feb 3, 1987 | Feb 3, 1987 | McCrary Oil Company | McCrary, D. A. & Breck, Wendy #9 | 2,100 | 33133100 |
| 325849 | Jan 27, 1987 | Jan 27, 1987 | Minnick Operating Co. | Belvin #1 | 500 | 33133093 |
| 325848 | Jan 27, 1987 | Jan 27, 1987 | Minnick Operating Co. | Belvin #2 | 500 | 33133094 |
| 325847 | Jan 27, 1987 | Jan 27, 1987 | Minnick Operating Co. | Belvin #3 | 500 | 33133096 |
| 325846 | Jan 27, 1987 | Jan 27, 1987 | Minnick Operating Co. | Belvin #4 | 500 | 33133095 |
| 325845 | Jan 27, 1987 | Jan 27, 1987 | Minnick Operating Co. | Belvin #5 | 500 | 33133097 |
| 325808 | Jan 27, 1987 | Jan 27, 1987 | Four-C Management & Industries | Coffield, T. R. #16 | 410 | 33133089 |
| 325807 | Jan 27, 1987 | Jan 27, 1987 | Four-C Management & Industries | Coffield, T. R. #17 | 410 | 33133090 |
| 325806 | Jan 27, 1987 | Jan 27, 1987 | Four-C Management & Industries | Coffield, T. R. #18 | 410 | 33133091 |
| 325805 | Jan 27, 1987 | Jan 27, 1987 | Four-C Management & Industries | Coffield, T. R. #19 | 410 | 33133092 |
| 325504 | Jan 20, 1987 | Jan 20, 1987 | Hollub, Lambert Drilling Company | Eiland #1 | 3,300 | 33133086 |
| 325599 | Jan 19, 1987 | Jan 19, 1987 | Riata | Rielly, R. W. #1 | 1,400 | 33133088 |
| 325598 | Jan 19, 1987 | Jan 19, 1987 | Riata | Rielly, R. W. #2 | 1,400 | 33133087 |
| 325384 | Jan 15, 1987 | Jan 15, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #20 | 700 | 33133082 |
| 325381 | Jan 15, 1987 | Jan 15, 1987 | Navarro Exploration Co., Inc. | Threadgill, Et.al. #7 | 700 | 33133084 |
| 325383 | Jan 14, 1987 | Jan 14, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #19 | 700 | 33133085 |
| 325382 | Jan 14, 1987 | Jan 14, 1987 | Navarro Exploration Co., Inc. | Threadgill, Et.al. #11 | 700 | 33133083 |
| 325352 | Jan 12, 1987 | Jan 12, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #18 | 700 | 33133080 |
| 325351 | Jan 12, 1987 | Jan 12, 1987 | Navarro Exploration Co., Inc. | Threadgill, et Al #10 | 700 | 33133081 |
| 324516 | Jan 9, 1987 | Jan 9, 1987 | Heartland Resources, Inc. | Mehaffey, L. C. -A- #1 | 4,700 | 33133079 |
| 324417 | Dec 22, 1986 | Dec 22, 1986 | Gordon, Willard D. | Texas Power & Light #3 | 1,400 | 33180477 |
| 324106 | Dec 16, 1986 | Dec 16, 1986 | Nelson-Dean Energy Corporation | Buttery #3 | 1,650 | 33133078 |
| 324107 | Dec 11, 1986 | Dec 11, 1986 | Nelson-Dean Energy Corporation | Buttery #4 | 1,650 | 33133077 |
| 323136 | Nov 25, 1986 | Nov 25, 1986 | Heartland Resources, Inc. | Darby, Lee Roy #1B | 2,500 | 33132462 |
| 322856 | Nov 7, 1986 | Nov 7, 1986 | Wells Drilling Co. | Doss/Jenkins #1 | 2,900 | 33133075 |
| 322725 | Nov 6, 1986 | Nov 6, 1986 | McKenzie Brothers Expl Inc | Anderson #1 | 2,600 | 33133074 |
| 322439 | Oct 29, 1986 | Oct 29, 1986 | Wilhite Productions | Brockenbush "B" #61 | 950 | 33133073 |
| 321257 | Oct 22, 1986 | Oct 22, 1986 | Macdonald, Harry | Svetlik, Elbert #2 | 3,800 | 33133236 |
| 321955 | Oct 20, 1986 | Oct 20, 1986 | Texas Onshore Energy, Inc. | Montague Cattle Co. #2 | 6,268 | 33130116 |
| 321881 | Oct 20, 1986 | Oct 20, 1986 | Tara Petroleum Company | Davis - Triggs #1 | 1,500 | 33133070 |
| 321878 | Oct 20, 1986 | Oct 20, 1986 | Nelson-Dean Energy Corporation | Buttery #2 | 1,650 | 33133071 |
| 321817 | Oct 16, 1986 | Oct 16, 1986 | Houston Pet. Co. | Coffield-Sante #1 | 6,200 | 33133069 |
| 321817Amendment | Oct 16, 1986 | Oct 16, 1986 | Houston Pet. Co. | Coffield-Sante #1 | 6,200 | 33133069 |
| 321396 | Oct 10, 1986 | Oct 10, 1986 | Heartland Resources, Inc. | Underwood #2 | 3,000 | 33133068 |
| 320941 | Sep 29, 1986 | Sep 29, 1986 | Wells Drilling Co. | Hogan/Ryan #2 | 1,100 | 33133067 |
| 320775 | Sep 18, 1986 | Sep 18, 1986 | Wells Drilling Co. | Hogan/Ryan #1 | 1,000 | 33133066 |
| 320348 | Sep 15, 1986 | Sep 15, 1986 | Heartland Resources, Inc. | Schneebeli, Earl #2 | 3,100 | 33133065 |
| 320278 | Sep 10, 1986 | Sep 10, 1986 | Ernest Oil Company | Herndon-Hensley #2 | 3,300 | 33133064 |
| 305800 | Aug 29, 1986 | Aug 29, 1986 | Voskamp Exploration, Inc. | Wilson, J. #1 | 4,000 | 33133063 |
| 304311 | Jul 18, 1986 | Jul 18, 1986 | Riata | Parker, Delton #11 | 300 | 33133062 |
| 304168 | Jul 16, 1986 | Jul 16, 1986 | Riata | Aldridge, Robbie #10 | 400 | 33133060 |
| 304169 | Jul 16, 1986 | Jul 16, 1986 | Riata | Aldridge, Robbie #11 | 400 | 33133061 |
| 303897 | Jul 8, 1986 | Jul 8, 1986 | Nelson-Dean Energy Corporation | Buttery #1 | 1,620 | 33133059 |
| 332464 | Jul 2, 1986 | Jul 2, 1986 | Sierra Minerals, Inc. | McCoy, Gaylon #1 | 3,400 | 33133149 |
| 303698 | Jun 30, 1986 | Jun 30, 1986 | Barnes Operating Co. | Stewart - Barnes #1 | 6,000 | 33133058 |
| 303308 | Jun 17, 1986 | Jun 17, 1986 | Heartland Resources, Inc. | Underwood #1 | 3,000 | 33131465 |
| 302974 | Jun 9, 1986 | Jun 9, 1986 | McCrary Oil Company | McCrary, D.A. & Breck, Wendy #8 | 2,200 | 33133057 |
| 302941 | Jun 5, 1986 | Jun 5, 1986 | McCrary Oil Company | McCrary, D. A. & Breck, Wendy #7 | 2,200 | 33133056 |
| 302678 | May 29, 1986 | May 29, 1986 | Riddle, George Oil Co. | Riddle, George "B" #10 | 550 | 33133055 |
| 302589 | May 28, 1986 | May 28, 1986 | Riddle, George Oil Co. | Riddle, George "A" #18 | 550 | 33133052 |
| 302590 | May 28, 1986 | May 28, 1986 | Riddle, George Oil Co. | Riddle, George "A" #14 | 550 | 33133053 |
| 302599 | May 28, 1986 | May 28, 1986 | Riddle, George Oil Co. | Riddle, George "B" #8 | 550 | 33133054 |
| 302531 | May 27, 1986 | May 27, 1986 | Samson Resources Company | Lunsford, R. G. #1 | 3,600 | 33130742 |
| 302533 | May 27, 1986 | May 27, 1986 | Samson Resources Company | Lunsford, R. G. #1 | 3,600 | 33130742 |
| 301906 | May 7, 1986 | May 7, 1986 | Heartland Resources, Inc. | Gilliam #1 | 3,100 | 33133051 |
| 301503 | Apr 25, 1986 | Apr 25, 1986 | Y Oil Company | Culpepper, H. P. #A1 | 1,000 | 33133050 |