COSTA RICA. Lot of (3) Banco Central de Costa Rica. 20 Colones, 1972-83. P-238a, 239b & 238c. Fine to About Uncirculated.Included in this lot are P-238a, which features the birthplace of Viquez misspelled as Barba instead of Barva, and has the rare first date (7-10-72) along with the Oscar Arias Sanchez signature; P-238b which has the misspelled birthplace as Barba and is dated 4-26-77; and P-238c which has the narrow (29mm) date of 4-7-83, and is in an AU grade.