Yemen, Arab Republic, Currency Board, colour trial 20 buqshas, ND (1966), blue and multicoloured, also two issued examples in green, all alabaster head at left, also a colour trial 10 buqshas, purple and two issued examples, brown, the Lion of Timna sculpture at left (Pick 5ct, 5, 4ct, 4), colour trials with red SPECIMEN overprint, issued notes uncirculated (6)