1966 (24 October). 350th ANNIVERSARY OF DIRK HARTOG'S LANDING IN AUSTRALIA.
4c Multicoloured. 'Red (sphere) Omitted'.
Brilliant Post Office fresh Unmounted vertical strip of four with full sheet margins, being the last column of the sheet, lower stamp 'Red (sphere) Omitted' and the adjoing stamp showing partial omission, upper stamps normal.
(Just one sheet containg 12 strips found and purchased at Geelong post office and unique in this positional form).
David Brandon Certificate.
Extremely Rare and Magnificent.