cover KB-KC pair in a fine mid-blue shade, just clear to large margins, on entire letter dated 3 December 1845 to Glasgow tied by very fine single strike of the "131" numeral of Edinburgh, showing fine light strike of the red framed "PAID/1D. EXTRA" at left; negligible splits along central fold but otherwise fine. A rare and extremely attractive exhibition item. Photo

Details
cover KB-KC pair in a fine mid-blue shade, just clear to large margins, on entire letter dated 3 December 1845 to Glasgow tied by very fine single strike of the "131" numeral of Edinburgh, showing fine light strike of the red framed "PAID/1D. EXTRA" at left; negligible splits along central fold but otherwise fine. A rare and extremely attractive exhibition item. Photo