细节
cover 5c. red-brown block of six (3x2), just touching at lower right corner, otherwise margins all round, on 1857 (20 Aug.) mourning envelope from Copiapo to Cordoba, Argentina with additional strip of three (defective) on reverse; cover with small part of top right corner missing and slightly soiled, not unattractive and an extremely scarce franking. Ex Lovibond. B.P.A. Certificate (1989). Photo