SECOND NOTICE OF CHANGE (AMENDMENTS/WITHDRAWALS) PUBLIC OFFERING OF CROWN PETROLEUM AND NATURAL GAS RIGHTS 2004 APRIL 07 12 noon, CALGARY 2004 February 24 Retha Purkis - Manager EDMONTON, Alberta P & NG Agreement Sales ENERGY LEASE SCHEDULE PETROLEUM AND NATURAL GAS LEASES 2004, APRIL 07 LEASE HECTARES LAND DESCRIPTION ----- -------- ---------------- THE FOLLOWING PARCEL(S) ARE WITHDRAWN A0613 ------------------------------------------------------------------------------------- END