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
