| 720001 | Jul 13, 2011 | Jul 13, 2011 | Escondido Resources II, LLC | Webb | Howze #1HH | 13,000 | 47941388 |
| 720001Amendment | Jul 13, 2011 | Jul 13, 2011 | Escondido Resources II, LLC | Webb | Howze #1HH | 13,000 | 47941388 |
| 717689 | Jun 7, 2011 | Jun 7, 2011 | Escondido Resources II, LLC | Webb | Nash B #2HH | 13,500 | 47941329 |
| 717689Amendment | Jun 7, 2011 | Jun 7, 2011 | Escondido Resources II, LLC | Webb | Nash B #2HH | 13,500 | 47941329 |
| 717389 | May 31, 2011 | May 31, 2011 | Escondido Resources II, LLC | Webb | Herradura #1HH | 13,000 | 47941323 |
| 716199 | May 16, 2011 | May 16, 2011 | Escondido Resources II, LLC | Webb | Cerrito #18HH | 14,000 | 47941303 |
| 716199Amendment | May 16, 2011 | May 16, 2011 | Escondido Resources II, LLC | Webb | Cerrito #18HH | 14,000 | 47941303 |
| 716191 | May 13, 2011 | May 13, 2011 | Escondido Resources II, LLC | Webb | Cerrito #17HH | 14,000 | 47941302 |
| 716191Amendment | May 13, 2011 | May 13, 2011 | Escondido Resources II, LLC | Webb | Cerrito #17HH | 14,000 | 47941302 |
| 713629 | Apr 12, 2011 | Apr 12, 2011 | Escondido Resources II, LLC | Webb | Cerrito #16HH | 14,000 | 47941258 |
| 713633 | Apr 8, 2011 | Apr 8, 2011 | Escondido Resources II, LLC | Webb | Augusta-Kenton #6HH | 12,500 | 47941259 |
| 713633Amendment | Apr 8, 2011 | Apr 8, 2011 | Escondido Resources II, LLC | Webb | Augusta-Kenton #6HH | 12,500 | 47941259 |
| 710899 | Mar 2, 2011 | Mar 2, 2011 | Escondido Resources II, LLC | Webb | Gilpin #2HH | 12,000 | 47941208 |
| 710899Amendment | Mar 2, 2011 | Mar 2, 2011 | Escondido Resources II, LLC | Webb | Gilpin #2HH | 12,000 | 47941208 |
| 710880 | Mar 2, 2011 | Mar 2, 2011 | Escondido Resources II, LLC | Webb | Gilpin #1HH | 12,000 | 47941207 |
| 710880Amendment | Mar 2, 2011 | Mar 2, 2011 | Escondido Resources II, LLC | Webb | Gilpin #1HH | 12,000 | 47941207 |
| 709368 | Feb 9, 2011 | Feb 9, 2011 | Escondido Resources II, LLC | Webb | Cerrito B #15HH | 14,000 | 47941188 |
| 709620 | Feb 4, 2011 | Feb 4, 2011 | Escondido Resources II, LLC | Webb | Callaghan A #1 | 7,000 | 47941183 |
| 709620Amendment | Feb 4, 2011 | Feb 4, 2011 | Escondido Resources II, LLC | Webb | Callaghan A #1 | 14,000 | 47941183 |
| 709366 | Feb 3, 2011 | Feb 3, 2011 | Escondido Resources II, LLC | Webb | Cerrito B #14HH | 14,000 | 47941186 |
| 708719 | Jan 21, 2011 | Jan 21, 2011 | Escondido Resources II, LLC | Webb | Stokes-Krueger Unit #1HH | 14,000 | 47941170 |
| 708560 | Jan 21, 2011 | Jan 21, 2011 | Escondido Resources II, LLC | Webb | Cerrito #2 | 8,500 | 47940598 |
| 708256 | Jan 13, 2011 | Jan 13, 2011 | Escondido Resources II, LLC | Webb | Cerrito #13HH | 14,000 | 47941162 |
| 708251 | Jan 13, 2011 | Jan 13, 2011 | Escondido Resources II, LLC | Webb | Cerrito #12HH | 14,000 | 47941161 |
| 703879 | Nov 1, 2010 | Nov 1, 2010 | Escondido Resources II, LLC | Webb | Cerrito a State #11HH | 9,000 | 47941101 |
| 703379 | Oct 13, 2010 | Oct 13, 2010 | Escondido Resources II, LLC | McMullen | Nichols #1HH | 12,000 | 31134298 |
| 703379Amendment | Oct 13, 2010 | Oct 13, 2010 | Escondido Resources II, LLC | McMullen | Nichols #1HH | 12,000 | 31134298 |
| 703379Amendment | Oct 13, 2010 | Oct 13, 2010 | Escondido Resources II, LLC | McMullen | Nichols #1HH | 12,000 | 31134298 |
| 700040 | Aug 3, 2010 | Aug 3, 2010 | Escondido Resources II, LLC | Webb | Nash #1HH | 12,000 | 47941001 |
| 700040Amendment | Aug 3, 2010 | Aug 3, 2010 | Escondido Resources II, LLC | Webb | Nash #1HH | 12,000 | 47941001 |
| 698075 | Jul 7, 2010 | Jul 7, 2010 | Escondido Resources II, LLC | Webb | Laurel #2H | 18,000 | 47940962 |
| 698073 | Jun 25, 2010 | Jun 25, 2010 | Escondido Resources II, LLC | Webb | Laurel #1HH | 18,000 | 47940961 |
| 698073Amendment | Jun 25, 2010 | Jun 25, 2010 | Escondido Resources II, LLC | Webb | Laurel #1HH | 18,000 | 47940961 |
| 697889 | Jun 23, 2010 | Jun 23, 2010 | Escondido Resources II, LLC | La Salle | Schubert-Gaiser Unit 1 #2HH | 16,000 | 28332297 |
| 697888 | Jun 23, 2010 | Jun 23, 2010 | Escondido Resources II, LLC | La Salle | Schubert-Gaiser Unit 1 #1HH | 16,000 | 28332296 |
| 696383 | May 24, 2010 | May 24, 2010 | Escondido Resources II, LLC | La Salle | Seidel #2HH | 12,000 | 28332280 |
| 696383Amendment | May 24, 2010 | May 24, 2010 | Escondido Resources II, LLC | La Salle | Seidel #2HH | 12,000 | 28332280 |
| 696381 | May 24, 2010 | May 24, 2010 | Escondido Resources II, LLC | La Salle | Seidel-Gonzalez #1HH | 12,000 | 28332279 |
| 696381Amendment | May 24, 2010 | May 24, 2010 | Escondido Resources II, LLC | La Salle | Seidel-Gonzalez #1HH | 12,000 | 28332279 |
| 695571 | May 7, 2010 | May 7, 2010 | Escondido Resources II, LLC | Webb | Uvalle State #1HH | 12,000 | 47940898 |
| 695070 | Apr 27, 2010 | Apr 27, 2010 | Escondido Resources II, LLC | Webb | Cerrito B #10HH | 9,000 | 47940890 |
| 695070Amendment | Apr 27, 2010 | Apr 27, 2010 | Escondido Resources II, LLC | Webb | Cerrito B #10HH | 15,000 | 47940890 |
| 695070Amendment | Apr 27, 2010 | Apr 27, 2010 | Escondido Resources II, LLC | Webb | Cerrito State #10 | 15,000 | 47940890 |
| 691768 | Feb 24, 2010 | Feb 24, 2010 | Escondido Resources II, LLC | Webb | Cerrito B #8HH | 9,000 | 47940825 |
| 691768Amendment | Feb 24, 2010 | Feb 24, 2010 | Escondido Resources II, LLC | Webb | Cerrito B #8HH | 9,000 | 47940825 |
| 691767 | Feb 24, 2010 | Feb 24, 2010 | Escondido Resources II, LLC | Webb | Cerrito B #7HH | 15,000 | 47940824 |
| 691767Amendment | Feb 24, 2010 | Feb 24, 2010 | Escondido Resources II, LLC | Webb | Cerrito B #7HH | 15,000 | 47940824 |
| 690652 | Feb 11, 2010 | Feb 11, 2010 | Escondido Resources II, LLC | Webb | Cerrito #6HH | 12,000 | 47940802 |
| 689798 | Jan 22, 2010 | Jan 22, 2010 | Escondido Resources II, LLC | Webb | Cerrito #5HH | 12,000 | 47940777 |
| 689798Amendment | Jan 22, 2010 | Jan 22, 2010 | Escondido Resources II, LLC | Webb | Cerrito #5HH | 12,000 | 47940777 |
| 688565 | Dec 15, 2009 | Dec 15, 2009 | Escondido Resources II, LLC | Webb | Cerrito #4 | 12,000 | 47940737 |
| 688565Amendment | Dec 15, 2009 | Dec 15, 2009 | Escondido Resources II, LLC | Webb | Cerrito #4 | 12,000 | 47940737 |
| 688565Amendment | Dec 15, 2009 | Dec 15, 2009 | Escondido Resources II, LLC | Webb | Cerrito #4 HH | 12,000 | 47940737 |
| 688063 | Dec 2, 2009 | Dec 2, 2009 | Escondido Resources II, LLC | Webb | Garcia #1 | 8,000 | 47931529 |
| 686667 | Oct 30, 2009 | Oct 30, 2009 | Escondido Resources II, LLC | Webb | Matrix Land Co #12HH | 13,000 | 47940704 |
| 686667Amendment | Oct 30, 2009 | Oct 30, 2009 | Escondido Resources II, LLC | Webb | Matrix Land Co #12HH | 13,000 | 47940704 |
| 684725 | Sep 2, 2009 | Sep 2, 2009 | Escondido Resources II, LLC | Webb | Matrix Land Co #11H | 13,000 | 47940673 |
| 684725Amendment | Sep 2, 2009 | Sep 2, 2009 | Escondido Resources II, LLC | Webb | Matrix Land Co #11HH | 13,000 | 47940673 |
| 684725Amendment | Sep 2, 2009 | Sep 2, 2009 | Escondido Resources II, LLC | Webb | Matrix Land Co #11HH | 13,000 | 47940673 |
| 683098 | Jul 17, 2009 | Jul 17, 2009 | Escondido Resources II, LLC | Webb | Augusta-Kenton #5 | 12,500 | 47940618 |
| 683098Amendment | Jul 17, 2009 | Jul 17, 2009 | Escondido Resources II, LLC | Webb | Augusta-Kenton #5H | 12,500 | 47940618 |
| 683098Amendment | Jul 17, 2009 | Jul 17, 2009 | Escondido Resources II, LLC | Webb | Augusta-Kenton #5HH | 12,500 | 47940618 |
| 683098Amendment | Jul 17, 2009 | Jul 17, 2009 | Escondido Resources II, LLC | Webb | Augusta-Kenton (Allocation) #5HH | 12,500 | 47940618 |
| 683099 | Jul 16, 2009 | Jul 16, 2009 | Escondido Resources II, LLC | Webb | Augusta-Kenton #6 | 12,500 | 47940620 |
| 681914 | Jun 9, 2009 | Jun 9, 2009 | Escondido Resources II, LLC | Webb | Cerrito #3 | 8,500 | 47940599 |
| 681914Amendment | Jun 9, 2009 | Jun 9, 2009 | Escondido Resources II, LLC | Webb | Cerrito #3 | 8,500 | 47940599 |
| 681913 | Jun 9, 2009 | Jun 9, 2009 | Escondido Resources II, LLC | Webb | Cerrito #2 | 8,500 | 47940598 |
| 681912 | Jun 9, 2009 | Jun 9, 2009 | Escondido Resources II, LLC | Webb | Cerrito #1 | 8,500 | 47940597 |
| 681912Amendment | Jun 9, 2009 | Jun 9, 2009 | Escondido Resources II, LLC | Webb | Cerrito #1 | 9,000 | 47940597 |
| 678290 | Feb 17, 2009 | Feb 17, 2009 | Escondido Resources II, LLC | Webb | Augusta-Kenton #4 | 12,500 | 47940514 |
| 678290Amendment | Feb 17, 2009 | Feb 17, 2009 | Escondido Resources II, LLC | Webb | Augusta-Kenton #4 | 12,500 | 47940514 |
| 665668Amendment | Nov 15, 2008 | Nov 15, 2008 | Escondido Resources II, LLC | McMullen | Henry #1 | 13,000 | 31134076 |
| 673511 | Oct 23, 2008 | Oct 23, 2008 | Escondido Resources II, LLC | La Salle | Robertson #2 | 7,200 | 28332173 |
| 673510 | Oct 23, 2008 | Oct 23, 2008 | Escondido Resources II, LLC | La Salle | Storey #4 | 7,400 | 28332172 |
| 671514 | Oct 4, 2008 | Oct 4, 2008 | Escondido Resources II, LLC | Webb | Augusta-Kenton #3 | 9,000 | 47940393 |
| 671514Amendment | Oct 4, 2008 | Oct 4, 2008 | Escondido Resources II, LLC | Webb | Augusta-Kenton #3 | 9,000 | 47940393 |
| 668500 | Aug 26, 2008 | Aug 26, 2008 | Escondido Resources II, LLC | La Salle | Storey #9 | 9,000 | 28332160 |
| 668499 | Aug 26, 2008 | Aug 26, 2008 | Escondido Resources II, LLC | La Salle | Storey #7 | 9,000 | 28332161 |
| 668497 | Aug 26, 2008 | Aug 26, 2008 | Escondido Resources II, LLC | La Salle | Storey #5 | 9,000 | 28332159 |
| 666059 | Jul 24, 2008 | Jul 24, 2008 | Escondido Resources II, LLC | Webb | Augusta-Kenton #1 | 8,500 | 47940304 |
| 666059Amendment | Jul 24, 2008 | Jul 24, 2008 | Escondido Resources II, LLC | Webb | Augusta-Kenton #1 | 8,800 | 47940304 |
| 666060 | Jul 23, 2008 | Jul 23, 2008 | Escondido Resources II, LLC | Webb | Augusta-Kenton #2 | 8,500 | 47940303 |
| 666060Amendment | Jul 23, 2008 | Jul 23, 2008 | Escondido Resources II, LLC | Webb | Augusta-Kenton #2 | 8,800 | 47940303 |
| 665668 | Jul 21, 2008 | Jul 21, 2008 | Escondido Resources II, LLC | McMullen | Henry #1 | 12,000 | 31134076 |
| 665667 | Jul 21, 2008 | Jul 21, 2008 | Escondido Resources II, LLC | McMullen | Dickinson, J. H. #7 | 12,000 | 31134075 |
| 662494 | Jun 13, 2008 | Jun 13, 2008 | Escondido Resources II, LLC | La Salle | Martin Minerals #2 | 9,600 | 28332134 |
| 662488 | Jun 11, 2008 | Jun 11, 2008 | Escondido Resources II, LLC | La Salle | Bunn, Dora #1 | 9,250 | 28332131 |
| 662581 | Jun 10, 2008 | Jun 10, 2008 | Escondido Resources II, LLC | La Salle | Dora Bunn #2 | 9,250 | 28332130 |
| 662491 | Jun 9, 2008 | Jun 9, 2008 | Escondido Resources II, LLC | La Salle | Martin Minerals #1 | 9,600 | 28332129 |
| 661353 | May 23, 2008 | May 23, 2008 | Escondido Resources II, LLC | La Salle | Storey #3 | 9,000 | 28332123 |
| 661346 | May 23, 2008 | May 23, 2008 | Escondido Resources II, LLC | La Salle | Storey #2 | 9,000 | 28332124 |
| 661146 | May 22, 2008 | May 22, 2008 | Escondido Resources II, LLC | La Salle | Hillje #6 | 9,000 | 28332122 |
| 659644 | Apr 26, 2008 | Apr 26, 2008 | Escondido Resources II, LLC | McMullen | Dickinson, J. H. #5 | 9,500 | 31134050 |
| 659644Amendment | Apr 26, 2008 | Apr 26, 2008 | Escondido Resources II, LLC | McMullen | Dickinson, J. H. #5 | 9,500 | 31134050 |
| 659248 | Apr 9, 2008 | Apr 9, 2008 | Escondido Resources II, LLC | La Salle | Hillje #5R | 9,000 | 28332109 |
| 655728 | Feb 27, 2008 | Feb 27, 2008 | Escondido Resources II, LLC | McMullen | Dickinson, J. H. #4 | 12,000 | 31134031 |
| 654800 | Feb 14, 2008 | Feb 14, 2008 | Escondido Resources II, LLC | La Salle | Hillje #5 | 9,000 | 28332088 |
| 654799 | Feb 14, 2008 | Feb 14, 2008 | Escondido Resources II, LLC | La Salle | Storey #1 | 9,000 | 28332087 |