CIRCA 1875 KEBLE COLLEGE, OXFORD, PROOF 1¼d ENVELOPE CREAM TINTED PAPER WITH EMBOSSING OF COLLEGE ARMS IN COLOURLESS RELIEF ON REVERSE FLAP, UNISSUED DESIGN. A very rare circa 1875 Keble College, Oxford, proof 1¼d envelope on cream tinted paper with embossing of College arms in colourless relief on reverse flap instead of on front at upper right. Lister lists a similar proof of the issued envelope but this design appears to be unissued. Very rare. (Ref 144356).
