Banco Central de Guatemala, a uniface obverse and reverse colour trial 10 Quetzales, ND (ca. 1929), brown, yellow and green, General Jose Maria Orellana at left, Quetzal bird on column at right, value at centre and at each corner, reverse blue, bridge and value at centre, value at each corner, (TBB BCG B7t, Pick 12ct), perforated, red SPECIMEN WATERLOW & SONS LIMITED overprint at left and right, both in PMG holder 66 EPQ and 67 EPQ gem uncirculated, attractive and rare (2)
