Yemen, Arab Republic, Currency Board, specimen 20 rials, ND (1971), purple and multicoloured, colour trial in purple and green, serial numbers 1/1 000000, Palace on the rock at Wadi Dahr at left, reverse, view over Sanaa, second a colour trial in green with with pencil notation in at top on reverse Recd with B.W・/4/69, also a colour trial 50 rials, red and multicoloured, arms at left, coffee plant (Pick 9s, 9ct, 10ct), perforated, SPECIMEN overprint, extremely fine and good extremely fine, last note pencil annotation on reverse otherwise uncirculated and scarce (3)
