Bruno:
Cambodia

Cambodia pick 13b: 100 Riels from 1956
ND (1956-1972). Blue on light blue underprint. Two oxen at right, ceremonial women on back. Without imprint ABNC.

Cambodia pick 15b: 100 Riels from 1973
ND (1973). Purple and violet on multicolored underprint. Carpet weaving. Angkor Wat on back. Watermark: man's head. Printer TDLR (without imprint).