Yemen, Arab Republic, Central Bank, 5 rials, ND (1973), red and multi-coloured, buildings in Wadi Duan at left, reverse, Beit al Midie, also a specimen 5 rials, serial number 1/24 000000 and in addition a colour trial in blue-grey, serial number 1/1 000000 (Pick 12a, s, ct), specimen and colour trial perforated, red SPECIMEN overprint, colour trial about uncirculated-uncirculated, others uncirculated (3)