NOTICE
OF
CHANGE
(AMENDMENTS/WITHDRAWALS)

PUBLIC OFFERING
OF
CROWN PETROLEUM AND NATURAL GAS RIGHTS



2005 MARCH 23
12 noon, CALGARY








2005 February 22
Retha Purkis - Manager
EDMONTON, Alberta
P & NG Agreement Sales



ENERGY














































LEASE SCHEDULE            PETROLEUM AND NATURAL GAS LEASES
2005, MARCH 23

LEASE   HECTARES   LAND DESCRIPTION
-----   --------   ----------------

THE FOLLOWING PARCEL(S) SHOULD READ AS FOLLOWS

 
                               --- NORTHERN REGION ---

A0923   128                                                             (TSH000101)
                   6-11-071: 32S
                   PETROLEUM AND NATURAL GAS BELOW THE BASE OF THE
                   DUNVEGAN FM                                          (DRRZD 38)
                   TO THE BASE OF THE NIKANASSIN FM                     (DRRZD 34)
-------------------------------------------------------------------------------------
                                                                                  END

LICENCE SCHEDULE         PETROLEUM AND NATURAL GAS LICENCES
2005, MARCH 23

LICENCE HECTARES   LAND DESCRIPTION
------- --------   ----------------

THE FOLLOWING PARCEL(S) SHOULD READ AS FOLLOWS

 
                               --- NORTHERN REGION ---

B0993   512                                                             (TSH000101)
                   6-11-071: 19;30
                   PETROLEUM AND NATURAL GAS BELOW THE BASE OF THE
                   FERNIE GRP                                           (DRRZD 276)
-------------------------------------------------------------------------------------
                                                                                  END

APPENDIX 2
DEEPER RIGHTS REVERSION ZONE DESIGNATIONS
APPLICABLE TO THE 2005, MARCH 23 PUBLIC OFFERING NOTICE


    DRRZD: 34              ZONE:  4080  NIKANASSIN FM

                       INTERVAL: 2,555.00 - 2,680.00 METRES
                       KEY WELL: 00/10-01-068-09W6/0
                       LOG TYPE: BOREHOLE COMPENSATED SONIC
-------------------------------------------------------------------------------------
    DRRZD: 38              ZONE:  1920  DUNVEGAN FM

                       INTERVAL: 2,566.00 - 3,038.00 FEET
                       KEY WELL: 00/11-04-074-05W6/0
                       LOG TYPE: DUAL INDUCTION-LATEROLOG
-------------------------------------------------------------------------------------
    DRRZD: 276             ZONE:  4140  FERNIE GRP

                       INTERVAL: 2,048.00 - 2,151.00 METRES
                       KEY WELL: 00/13-01-074-11W6/0
                       LOG TYPE: BOREHOLE COMPENSATED SONIC
-------------------------------------------------------------------------------------
                                                                                  END
APPENDIX 3
ADDENDA AND CONTACTS APPLICABLE TO THE 2005, MARCH 23 PUBLIC OFFERING NOTICE

TSH000101         LAND DESCRIPTION
   LEASE   A0923  6-11-071: 32SWP
   LICENCE B0993  6-11-071: 30NP

IS/ARE WITHIN AN IMPORTANT TRUMPETER SWAN HABITAT.

SURFACE ACCESS IS SUBJECT TO SPECIFIC RESTRICTIONS

FOR FURTHER INFORMATION, PLEASE CONTACT: 
      DAVE STEPNISKY
      AREA WILDLIFE BIOLOGIST
      DEPT. OF SUSTAINABLE RESOURCE DEV
      GRANDE PRAIRIE OFFICE - FISH AND WILDLIFE
      PROVINCIAL BUILDING
      10320 99 ST SUITE 1701
      GRANDE PRAIRIE AB T8V 6J4          (780) 538-5265
-------------------------------------------------------------------------------------
                                                                                  END