Puerto Rico (US) » Spanish Issues. 1898 Two covers including an envelope franked with 6c "Habilitado" overprinted on cover front to Barcelona, tied by "Admon. Central/Puerto Rico/15 Oct98" cds, couple of faintly toned perforations not detracting from the rare usage of this issue on cover; ex Roca and Acevedo; (Edifil 169), and an 1898 envelope franked with 2m tied by blurred San Juan cds in blue on September 14 pre-printed commercial letter to Barcelona; a scarce printed matter usage; (Edifil 131).