| WJPU (A.C. HIGGINS #21) #72-21 | MACK ENERGY CO. | AC | OIL | — | — |
| WILDCAT JIM PENN UNIT (HIGGINS 4) #85 | MACK ENERGY CO. | AC | 2RIn | — | — |
| WJPU (A.C. HIGGINS #7) #73-7 | MACK ENERGY CO. | AC | OIL | — | — |
| WJPU (A.C. HIGGINS 6) #86-6 | MACK ENERGY CO. | AC | OIL | — | — |
| HIGGINS#8) WJPU #74 | H & H OIL COMPANY | PA | OIL | — | — |
| W.J.P.U.(HIGGINS #9) #87-9 | MACK ENERGY CO. | AC | OIL | — | — |
| WILDCAT JIM PENN UNIT (HIGGINS AC16) #84 | MACK ENERGY CO. | AC | 2RIn | — | — |
| W.J.P.U.(A HIGGINS #13-C) #82-13C | MACK ENERGY CO. | AC | OIL | — | — |
| WJPU (AC HIGGINS #26) #75-26 | MACK ENERGY CO. | AC | OIL | — | — |
| WILDCAT JIM PENN UNIT (HIGGINS 2-A) #89 | MACK ENERGY CO. | AC | 2RIn | — | — |
| WILDCAT JIM PENN UNIT (HIGGINS 1A) #90 | MACK ENERGY CO. | AC | 2RIn | — | — |
| WILDCAT JIM PENN UNIT (HIGGINS A 14-C) #92 | MACK ENERGY CO. | AC | 2RIn | — | — |
| WILDCAT JIM PENN UNIT (HIGGINS AC24) #91 | MACK ENERGY CO. | AC | 2RIn | — | — |
| WJPSU (HIGGINS AC 17) #78 | SAMEDAN OIL CORPORATION | PA | TM | — | — |
| WJPU( A C HIGGINS #18) #81-18 | MACK ENERGY CO. | AC | OIL | — | — |
| WILDCAT JIM PENN UNIT (FITZGERALD 3) #79 | MACK ENERGY CO. | AC | 2RIn | — | — |
| WJPU (A C HIGGINS #15) #101-15 | MACK ENERGY CO. | AC | OIL | — | — |
| W.J.P.U. (THOMAS #2) #100-2 | MACK ENERGY CO. | AC | OIL | — | — |
| W.J.P.U. (A C HIGGINS #19) #94-19 | MACK ENERGY CO. | AC | OIL | — | — |
| WILDCAT JIM PENN UNIT (THOMAS 3) #95 | MACK ENERGY CO. | AC | 2RIn | — | — |
| WILDCAT JIM PENN UNIT (FITZGERALD 2) #97 | MACK ENERGY CO. | AC | 2RIn | — | — |
| WILDCAT JIM UNIT (WATKINS 5) #40 | CITATION OIL & GAS CORP | AC | 2RIn | — | — |
| WILDCAT JIM PENN UNIT (PIERCE 1) #116 | MACK ENERGY CO. | AC | 2RIn | — | — |
| WILDCAT JIM PENN UNIT (PIERCE 2) #115 | MACK ENERGY CO. | AC | 2RIn | — | — |
| KAUFMAN #2 | HEADINGTON ENERGY CORPORATION | OR | OIL | — | — |
| KAUFMAN(WCJPU #120) #1 | HEADINGTON ENERGY CORPORATION | PA | OIL | — | — |
| WILDCAT JIM PENN UNIT (PIERCE C-1) #118 | MACK ENERGY CO. | PA | TM | — | — |
| PIERCE (WJPU #110) #11A | SAMEDAN OIL CORPORATION | PA | DRY | — | — |
| W.J.P.U. (PIERCE A #14) #111-14 | MACK ENERGY CO. | AC | OIL | — | — |
| WILDCAT JIM UNIT(E.KAUFFMAN#3) #63 | TEXACO EXPLORATION & PROD INC | PA | DRY | — | — |
| WILDCAT JIM UNIT (PIERCE "C" 9) #36 | OTC/OCC NOT ASSIGNED | PA | OIL | — | — |
| WATKINS (TWIN TO #2) #3 | OTC/OCC NOT ASSIGNED | PA | DRY | — | — |
| WILDCAT JIM PENN UNIT (HIGGINS A-2C) #102 | MACK ENERGY CO. | AC | 2RIn | — | — |
| WILDCAT JIM UNIT #39 | TEXACO EXPLORATION & PROD INC | PA | OIL | — | — |
| WILDCAT JIM UNIT (KAUFMAN 4) #34 | TEXACO EXPLORATION & PROD INC | PA | OIL | — | — |
| KAUFMAN E #1 | OTC/OCC NOT ASSIGNED | NE | OIL | — | — |
| WILDCAT JIM UNIT (E KAUFMAN 2) #35 | CITATION OIL & GAS CORP | AC | 2RIn | — | — |
| WILDCAT JIM UT #65 | CITATION OIL & GAS CORP | AC | OIL | — | — |
| WILDCAT JIM UT #37 | CITATION OIL & GAS CORP | AC | OIL | — | — |
| WILDCAT JIM PENN UNIT (HIGGINS AC 5) #103 | MACK ENERGY CO. | AC | 2RIn | — | — |
| PIERCE M T #1 | OTC/OCC NOT ASSIGNED | PA | OIL | — | — |
| WILDCAT JIM PENN UNIT (PIERCE"A"3) #114 | MACK ENERGY CO. | PA | TM | — | — |
| WILDCAT JIM PENN UNIT (FEE 1) #98 | MACK ENERGY CO. | AC | 2RIn | — | — |
| WJPU (THOMAS 1) #99 | MACK ENERGY CO. | AC | OIL | — | — |
| WJPU (HIGGINS 9) #104 | MACK ENERGY CO. | AC | OIL | — | — |
| WJPU (HIGGINS "A" 4) #77 | MACK ENERGY CO. | AC | OIL | — | — |
| WJPU ( PIERCE 2 ) #119 | MACK ENERGY CO. | AC | OIL | — | — |
| WJPU ( PIERCE 4 ) #112 | MACK ENERGY CO. | AC | OIL | — | — |
| WJPU ( PIERCE 5 ) #113 | MACK ENERGY CO. | AC | OIL | — | — |
| WJPU (HIGGINS 7) #105 | MACK ENERGY CO. | AC | GAS | — | — |
| WJPU (PIERCE "B" 7) #109 | MACK ENERGY CO. | AC | OIL | — | — |
| WILDCAT JIM PENN UNIT (HIGGINS AC#27) #93 | MACK ENERGY CO. | AC | 2RIn | — | — |
| W.J.P.U.(HIGGINS, AC #28) #83-28 | MACK ENERGY CO. | AC | OIL | — | — |
| THOMAS (WJPU #96) #4 | MACK ENERGY CO. | AC | OIL | — | — |
| W.J.P.U.(THOMAS HIGGINS #1) #129-1 | MACK ENERGY CO. | AC | OIL | — | — |
| W.J.P.U.(THOMAS #5) #80-5 | MACK ENERGY CO. | AC | OIL | — | — |
| WILDCAT JIM UNIT #129 | CITATION OIL & GAS CORP | AC | 2RIn | — | — |
| WILDCAT JIM PENN UNIT #78A | MACK ENERGY CO. | AC | 2RIn | — | — |
| WILDCAT JIM PENN #128 | SAMEDAN OIL CORPORATION | PA | DRY | — | — |
| WCJU #64 | TEXACO EXPLORATION & PROD INC | PA | OIL | — | — |