Postage stamps and postal history of Costa Rica change in currency from "Reales" to the new Pesos and "Centavos", the issue of 1863 was surcharged with new values for postal use: 1 Centavos, 2 Centavos, 5 Centavos (all over the Medio Real stamp), 10 Centavos (over Dos Reales) and 20 Centavos (over Cuatro Reales). The 5, 10 and 20 Centavos were also surcharged "U.P.U." Costa Rican stamps were issued overprinted "Guanacaste" in 1885-89 following war with Nicaragua over the sovereignty of Guanacaste. The first issue in the new "Colón" currency was dated 1900 and put into circulation in 1901. It consists of ten stamps with values ranging from
Currency of Ecuador centavos). The 1898 law also made the sovereign legal tender. A subsequent decree (October 29, 1908) authorized a gold 1/5 cóndor and vellón coins (75% copper, 25% nickel) of 1/2, 1, 2, and 5 centavos. "Banco del Ecuador" and "Banco Comercial y Agricola" continued issuing. They were joined by two new issuing banks. "Banco del Pichincha", Quito, issued notes for 1, 5, 10, and 20 sucres from 1906. A second issue was for 1, 5, 10, 20, 50 & 100 sucres. "Banco del Azuay", Cuenca, issued notes from 1913 for 1, 2, 5, and 10 sucres. copper-nickel, Heaton mint, dated