Two notice of Amendments, for the May 19, 1999 Public Offering are printed below in ascending order: First Notice - Published - April 21, 1999 Second Notice - Published - May 13, 1999 FIRST NOTICE: NOTICE OF AMENDMENT PUBLIC OFFERING OF CROWN PETROLEUM AND NATURAL GAS RIGHTS 1999 MAY 19 12 NOON, CALGARY THE FOLLOWING PARCEL(S) SHOULD READ AS FOLLOWS: --- PLAINS REGION --- LEASE HECTARES LAND DESCRIPTION --------- ---------------- ------------------------------ A0172 256 (APPENDIX 3) 4-08-003: 7 PETROLEUM AND NATURAL GAS -------------------------------------------------------------------------------- A0174 256 (APPENDIX 3) 4-08-003: 18 PETROLEUM AND NATURAL GAS -------------------------------------------------------------------------------- END ADDENDA AND CONTACTS APPLICABLE TO THE 1999, MAY 19 PUBLIC OFFERING NOTICE LEASE A0172 ONE OF THREE THE FREEHOLD WELL 00/10-08-003-08 W4/0 CREATES AN OFFSET DRILLING OBLIGATION. THE DEPARTMENT WILL GIVE THE OFFSET NOTICE PURSUANT TO SECTION 20 OF THE PETROLEUM AND NATURAL GAS TENURE REGULATION, FOLLOWING THE ISSUANCE OF THIS LEASE. FOR FURTHER INFORMATION, PLEASE CONTACT: EUGENE SALDANHA MANAGER P & NG ADMINISTRATION DEPARTMENT OF ENERGY MINERAL OPERATIONS DIVISION MINERALS TENURE BRANCH 9945 108 ST NW FLOOR 2 EDMONTON AB T5K 2G6 (403) 422-9426 TWO OF THREE LAND DESCRIPTION 4-08-003: 7NWP IS/ARE WITHIN A WILDLIFE SANCTUARY. SURFACE ACCESS IS SUBJECT TO SPECIFIC RESTRICTIONS FOR FURTHER INFORMATION, PLEASE CONTACT: JOHN TAGGART WILDLIFE BIOLOGIST DEPARTMENT OF ENVIRONMENTAL FISH & WILDLIFE PROTECTION 346 3 ST SE ROOM 4 MEDICINE HAT AB T1A 0G7 (403) 529-3680 THREE OF THREE LAND DESCRIPTION 4-08-003: 7L13 IS/ARE WITHIN A WILDLIFE SANCTUARY. SURFACE ACCESS IS NOT PERMITTED FOR FURTHER INFORMATION, PLEASE CONTACT: JOHN TAGGART WILDLIFE BIOLOGIST DEPARTMENT OF ENVIRONMENTAL FISH & WILDLIFE PROTECTION 346 3 ST SE ROOM 4 MEDICINE HAT AB T1A 0G7 (403) 529-3680 MORE ADDENDA AND CONTACTS APPLICABLE TO THE 1999, MAY 19 PUBLIC OFFERING NOTICE LEASE A0174 ONE OF TWO LAND DESCRIPTION 4-08-003: 18SWP,NW,NEP IS/ARE WITHIN A WILDLIFE SANCTUARY. SURFACE ACCESS IS SUBJECT TO SPECIFIC RESTRICTIONS FOR FURTHER INFORMATION, PLEASE CONTACT: JOHN TAGGART WILDLIFE BIOLOGIST DEPARTMENT OF ENVIRONMENTAL FISH & WILDLIFE PROTECTION 346 3 ST SE ROOM 4 MEDICINE HAT AB T1A 0G7 (403) 529-3680 TWO OF TWO LAND DESCRIPTION 4-08-003: 18W,L7,L10,L15 IS/ARE WITHIN A WILDLIFE SANCTUARY. SURFACE ACCESS IS NOT PERMITTED FOR FURTHER INFORMATION, PLEASE CONTACT: JOHN TAGGART WILDLIFE BIOLOGIST DEPARTMENT OF ENVIRONMENTAL FISH & WILDLIFE PROTECTION 346 3 ST SE ROOM 4 MEDICINE HAT AB T1A 0G7 (403) 529-3680 ---------------------------------------------------------------------------------------------------------------------------- 1999 April 21 EUGENE SALDANHA, MANAGER EDMONTON, Alberta P & NG AGREEMENT SALES AND OFFSETS ======================================================================= SECOND NOTICE: SECOND NOTICE OF AMENDMENT PUBLIC OFFERING OF CROWN PETROLEUM AND NATURAL GAS RIGHTS 1999 MAY 19 12 NOON, CALGARY THE FOLLOWING PARCEL(S) SHOULD READ AS FOLLOWS: --- NORTHERN REGION --- LEASE HECTARES LAND DESCRIPTION ----- -------- ---------------- A0298 256 5-22-066: 3 PETROLEUM AND NATURAL GAS ------------------------------------------------------------------------------------------ END 1999 May 13 EUGENE SALDANHA, MANAGER EDMONTON, Alberta P & NG AGREEMENT SALES AND OFFSETS