(1840-1880). The Line-Engraved Postage Stamps of Great Britain printed by Perkins Bacon & Co. Two volumes of this 1920 classic written by E.D.Bacon. With the fifteen original collotype plates. In its original paperback binding. Plus the much sought after 1929 Supplement also published by Chas.Nissen & Co. Some (water) stains in bindig aerea not affecting the text and the plates, some small tears in margin only in some pages of Vol.II, all three volumes otherwise in good condition, still un-cut as delivered from the printers. Scarce orignal work which was often reprinted. THE reference book on the engraved GB. (K)