Bolivia, Republic, 50 Centavos or Half-Boliviano, 1900pts mm, Potosi (KM 161.5); COLOMBIA, New Grenada, Real, 1845rs, Bogota (KM 91.1); Republic, 2 Décimos, 1866, Bogota, 50 Centavos, 1934, San Francisco (KM 149a.1, 247); EL SALVADOR, Republic, 50 Centavos, 1893 cam, San Salvador (KM 113); GUATEMALA, Republic, Quarter-Quetzal, 1926, London (KM 243); MEXICO, Federal Republic, 50 Centavos, 1877go s, Guanajuato (KM 407.5); PANAMA, Republic, 10 Centésimos, 1904, Philadelphia (KM 3) [8]. All scarcer issues, generally good fine or better £100-£120