Costa Rica
San Jose, Costa Rica, Banco Central, 20 colones, 26-8-1969, series B, serial B3464171, full overprint offset error, PCGS Fine 12. SCWPM-231a. Well circulated note with minor edge stain, clear and full offset overprint on the back. Pedigreed to the Tamarindo Collection of Costa Rican Error Paper Money. [url=https://www.pcgs.com/banknotes/cert/42465243] Please use this link to verify the certification number[/url]
($100-150)