Lot 51251 – 1864-76 Colour Changes, wmk CC, 1d black, 4d yellow and a block of four 1s brown-orange perf. 12½, on reverse of 1871 entire letter to Naples

1864-76 Colour Changes, wmk CC, 1d black, 4d yellow and a block of four 1s brown-orange perf. 12½, on reverse of 1871 entire letter to Naples (Napoli), Italy, endorsed ‘voie Anglaise’ and tied by « A11 » obliterators in black. Manuscript ‘4/1d.’ in red crayon, ‘St. Lucia’ despatch cds in black, ‘London / Paid’ transit cds (Feb 13) and oval PD applied in red. Smaller faults and sensibly opened for Exhibit display. A remarkable and probably unique cover with such a block of four; signed A. Diena, cert. BPA (1977); Provenance: Stanley Gibbons, New York, 18 Feb 1981, lot 299.