1 EXHIBIT 10 [MITCHELL ENERGY CORPORATION LETTERHEAD] March 25, 1998 FEDERAL EXPRESS Mr. R. O. Shaw OAKRIDGE ENERGY, INC. 4613 Jacksboro Highway Wichita Falls, Texas 76302 Re: Offer to Purchase Oil and Gas Properties Personville Field Limestone...Purchase and Sales Agreement • June 15th, 1998 • Oakridge Energy Inc • Crude petroleum & natural gas
Contract Type FiledJune 15th, 1998 Company Industry
ContractContract to Buy and Sell Real Estate • April 7th, 2006 • Oakridge Energy Inc • Crude petroleum & natural gas • Colorado
Contract Type FiledApril 7th, 2006 Company Industry JurisdictionTHIS FORM HAS IMPORTANT LEGAL CONSEQUENCES AND THE PARTIES SHOULD CONSULT LEGAL AND TAX OR OTHER COUNSEL BEFORE SIGNING.
ContractCounterproposal • October 20th, 2006 • Oakridge Energy Inc • Crude petroleum & natural gas • Colorado
Contract Type FiledOctober 20th, 2006 Company Industry JurisdictionTHIS FORM HAS IMPORTANT LEGAL CONSEQUENCES AND THE PARTIES SHOULD CONSULT LEGAL AND TAX OR OTHER COUNSEL BEFORE SIGNING.