South korean 50 won red numbers?

2 posts • viewed 26 times
TheGoodBryan
Joined: 29 Kas 2024
Posts: 29
Posted: 14 May 2026, 03:23 #
Posted: #

Can any tell me the red numbers are for on these notes

Idolenz Catalogue referee
Joined: 13 Tem 2013
Posts: 9568
Posted: 14 May 2026, 04:41 #
Posted: #

Block numbers marking the print run most likely.

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