El Salvador Postal Stationery Collection, approximately 425 postal cards, letter cards, envelopes, and wrappers, note better including (used unless otherwise noted) H&G 1, 2 (3), 6, 16, 21, 30-31, 33, 37-38, 47, 58, 62, 79 (mint), 84 (mint), 95 (mint), A2a (mint), B5i, B17c, B37, and B49, also a collection of Seebeck reprint cut squares, generally fine to very fine, a wonderful opportunity for the specialist