Bidspirit auction | The Pictorials series high denomination

The Pictorials series high denomination SPECIMENS: unlisted set of 3x 250 mils, 500 mils & £1 stamps - The Pictorials series high denomination SPECIMENS: unlisted set of 3x 250 mils, 500 mils & £1 stamps (Ba #109-111) on woven paper hand-stamped SPECIMEN diagonally in purple; MNH. Circa. 1 September 1941 per first ever order for these denominations (#1518/1 as listed in the Crown Agents Requisition books), with notation requesting specimens for the General Post Office; these entered use in Jan. 1942. Bale lists a set of these as SPECIMEN stamps with the word perforated horizontally across the field (#S.109-111) - but not this type.