Lot 30445 – 1925-27 Block Cypher mint CONTROLS collection

1925-27 Block Cypher mint CONTROLS collection written up on album pages, mostly in blocks of 6 or strips of 3, with three 1/2d (E26, H27, L29), five 1d (A24, B24, E26, K29, O31), three 2d (N30 (2), B24 (2, one toned)), two 3d (B24 (2), E26), two 4d (B24, G27), one 6d (F26) ordinary paper, two 6d chalk paper (C25, E26), and one 1s (D25(2)), some with the plate number and varieties identified, very fine and difficult collection to replicate