Watch List notes:

Sudan, Khartoum, banknotes, 1884 (2), 100 Piastres, hand-signed (S.105); 100 Piastres, hectograph signature (S.105b). Both about uncirculated, the latter graded by PCGS as About Uncirculated 55 (Stamp ink). (2)

PCGS Certification 1720334-002

Colonel Charles "Chinese" Gordon was overrun by the Mahdi while waiting for support from the queen after having been sent to evacuate British citizens from the region. The Sudanese defenders were compensated in notes that were personally signed and backed by Gordon. Later, the notes were signed by hectograph.
(£250-350)