Africa: 
Mauritania
Mauritania pick 4c: 100 Ouguiya from 1985
28.11.1985. Purple, violet, and brown on multicolored underprint. Signature variations. Back: musical instruments at left, cow and tower at right. Watermark: old man with beard. Printer: G&D (without imprint).
Other Info
Condition:
Unspecified
Serial #:
14594609
Mauritania pick 18: 500 Ouguiya from 2013
11.28.2013. Expected new issue.
Other Info
Condition:
Unspecified
Serial #:
CB3926323A
Also Owned By:
Mauritania pick 28: 50 Ouguiya from 2023
18.06.2023. Commemorative banknote: "50th Anniversary of the Ouguiya." Grey on grey and blue underprint. Central bank of Mauritania at center left, tower at center right. Back: water vessel and instruments at left, solar panels and wind turbines in the background at center.
Other Info
Condition:
Unspecified
Serial #:
CA0352833G
Also Owned By: