Mauritania
500 Ouguiya
UNC
P18
B123a
28.11.2013
F: Arabic text; ornate design
B : French text; field workers; mine entrance
Wmk: Bearded man and electrotype 500.
Prefix CB
Giesecke & Devrient
a windowed security thread
iridescent PEAK (Printed Embossed Anticopy Key) of SCM/500, and LOOK (Laser Originated Optical Key) on three digits of the serial number.
Paper
Islam