EXHIBIT 99.17 COUNTY OF OKMULGEE } TO: LOCK HARRIS, INC. 14205 BURNET ROAD, STE 210 AUSTIN, TEXAS 78728 (Property Owner(s)) YOU ARE HEREBY NOTIFIED THAT on the 30 TH day of October, 2001, ----------- ------- ---- TARWATER OIL & GAS AKA TARWATER OIL & GAS, LLC, located at - --------------------------------------------------------------- (Claimant) PO BOX 210, HENRYETTA, OK 74437 did file, - --------------------------------------------------------------- in this office of the County Clerk, a LIEN STATEMENT, under oath, claiming a lien, the same being LIEN NO. 01-383 , against the following described ------------ property and the improvements located thereon: SEE THE ATTACHMENT Said lien being for labor and/or materials furnished by said Claimant upon the above described property under contract with LOCH HARRIS, INC. ----------------------------------- (Purchaser or Property Owner(s) YOU ARE FURTHER NOTIFIED that the above named CLAIMANT claims said lien against the above described property and premises in the amount of $ 211,742.09+ . ---------------- Becky Thomas, County Clark in and for the County of Okmulgee, Oklahoma, does hereby certify that the original of the within and foregoing NOTICE OF FILING LIEN STATEMENT was mailed to the above named property owner(s) at the address shown, on this 30th day of October, 2001, by certified ------ -------- ----- mail (NO - 7099 3400 0008 8648 0514) with postage prepaid thereon. ---------------------------- BECKY THOMAS COUNTY CLERK OF OKHMGEE COUNTY By /s/ Becky Morgan Deputy -------------------------- 1. Jackson Lease: NW/4 of Section 26, Township 12 North, Range 13 East, -------------- and the SW/4 of Section 23, Township 12 North, Range 13 East; 2. Pine Lease: NW/4 NW/4 of Section 22, Township 12 North, Range 13 East; ---------- 3. Doneghy Coalton Lease: SW/4 of Section 22, Township 12 North, Range 13 --------------------- East; 4. Bartolina Lease: E/2 NW/4 of Section 22, Township 12 North, Range 13 ---------------- East; 5. Dewar Unit: W/2 NW/4 of Section 22, Township 12 North, Range 13 East; ----------- 6. Priegal Lease: S/2 NE/4 of Section 22, Township 12 North, Range 13 -------------- East;