COSTA RICA. Banco Nacional de Costa Rica. 100 Colones, 1942. P-208. PCGS Currency Fine 15 Apparent. Partial Teller Stamp on Back.Dated June 3rd, 1942. This 100 Colones note once presided in the Ruth W. Hill collection. This type is quite scarce, and this will be the first example we have offered publicly. PCGS Currency comments "Partial Teller Stamp on Back."