Great Britain 1967 Christmas 1s6d (Adoration by Le Nain) block of 4 with shift of phosphor (broad band at left instead of narrow band each side) unmounted mint SG 758var
Great Britain 1967 Christmas 1s6d (Adoration by Le Nain) block of 4 with shift of phosphor (broad band at left instead of narrow band each side) unmounted mint SG 758var