Freestone County Operator:XTO Energy Inc. Lease & Well #:Brumlow Gas Unit No. 1, #33 Field:Freestone(CV-Bossier Cons.)(Unknown) Permit Depth/Type: 13000 ft, Drill, Directional Location & Acres:4.0 miles NW from DONIE Survey: LUNA, G, 694.76 acres Date Issued: 9/1/2009

Operator:XTO Energy Inc. Lease & Well #:Knight Gas Unit No. 1, #29 Field:Freestone(CV-Bossier Cons.)(Unknown) Permit Depth/Type: 13700 ft, Drill Location & Acres:6.2 miles SE from TEAGUE Survey: BULLOCK, D, 700.38 acres Date Issued: 9/1/2009

Limestone County Operator:XTO Energy Inc. Lease & Well #:A.B. Crider Estate Gas Unit, #2 Field:Freestone(CV- Bossier)(Unknown) Permit Depth/Type: 13500 ft, Drill Location & Acres:11.7 miles NE from GROESBECK Survey: PALACIOS, MR, 122.28 acres Date Issued: 9/3/2009