NOTICE OF AMENDMENT PUBLIC OFFERING OF CROWN PETROLEUM AND NATURAL GAS RIGHTS OCTOBER 28, 1998 12 NOON, CALGARY THE FOLLOWING PARCEL(S) SHOULD READ AS FOLLOWS: --- NORTHERN AREA--- LICENCE HECTARES LAND DESCRIPTION ------------- --------------- ---------------------------- B0111 1218.04 TRACT ONE 5-25-093: 6EF; 7EF PETROLEUM AND NATURAL GAS TRACT TWO 5-25-093: 5; 8SW 6-01-093: 1E; 12-14 PETROLEUM AND NATURAL GAS BELOW THE BASE OF THE GILWOOD MBR (DRRZD 268) ----------------------------------------------------------------- END DEEPER RIGHTS REVERSION ZONE DESIGNATIONS APPLICABLE TO THE 1998, OCTOBER 28 PUBLIC OFFERING NOTICE DRRZD: 268 Zone: 7780 GILWOOD MBR KEY WELL: 00/06-20-096-10W6/0 INTERVAL: 2,527.00 - 2,539.00 Metres LOG TYPE: COMPENSATED NEUTRON LITHOLOGY DENSITY -------------------------------------------------------------------- END OCTOBER 07, 1998 F. DAVID COOMBS, EXECUTIVE DIRECTOR MINERALS TENURE