unused The study of the two shillings and sixpence value, virtually all mint and including 1st. printing singles (8, three used), 2nd. printing blocks of four (both from upper left corner - one with complete margins), 3rd. printing (line perf. 14.1) singles (3, one with sheet margin attached), also one used, 4th. printing lower left corner blocks of four (2), 5th. printing upper left corner block of nine, 6th. printing upper left corner block of nine, lower right corner block of four, 8th. printing corner blocks of nine and four (2), 9th. printing blocks of four (4, three corner examples), 10th. printing upper left and lower left corner blocks of four, 11th. printing corner blocks of four (5, including all four corners). A number of head plate and frame flaws present, annotated throughout. Cat. approx. £4000. (139)