NOTICE
OF
CHANGE
(AMENDMENTS/WITHDRAWALS)

PUBLIC OFFERING
OF
CROWN PETROLEUM AND NATURAL GAS RIGHTS



2005 MAY 04
12 noon, CALGARY








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



ENERGY














































LEASE SCHEDULE            PETROLEUM AND NATURAL GAS LEASES
2005, MAY 04

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

THE FOLLOWING PARCEL(S) SHOULD READ AS FOLLOWS

 
                                --- PLAINS REGION ---

A0031   48      
                   4-16-012: 29L10,L15,L16
                   PETROLEUM AND NATURAL GAS BELOW THE BASE OF THE
                   MANNVILLE GRP                                        (DRRZD 4)
-------------------------------------------------------------------------------------
                                                                                  END

APPENDIX 2
DEEPER RIGHTS REVERSION ZONE DESIGNATIONS
APPLICABLE TO THE 2005, MAY 04 PUBLIC OFFERING NOTICE


    DRRZD: 4               ZONE:  2480  MANNVILLE GRP

                       INTERVAL: 2,557.00 - 2,985.00 FEET
                       KEY WELL: 00/06-16-041-08W4/0
                       LOG TYPE: INDUCTION ELECTRICAL
-------------------------------------------------------------------------------------
                                                                                  END