1928 Incoming Cover from Great Britain 1928 legal size cover to Calif. franked with Great Britain 1½d plus USA Airpost 10c (C7) both tied by LONDON S.W. 1928.duplex, alongside ms. "Via S.S. Mauretania" and "Airmail from New York," INSUFFICIENTLY PAID FOR TRANSMISSION BY AIR MAIL" and "DUE 10 CENTS G.P.O. N.Y. (D.M.)" handstamps, USA Postage Due 1, 3c (3) with OAKLAND CAL. precancels, backstamped Oakland Apr 30 1928, Fine; scarce use of US stamp in England (Image)

CV. 150-200