1921 – Bacon, Edward Denny: The Line-engraved Postage Stamps of Great Britain printed by Perkins, Bacon & Co. (1920). Vol. I: XX + 240 pages, Vol. II: Appendix A–J, 321 pages + 15 photo plates. The original volumes were published with greyish green softcover, but the Bjäringer copies are half leather bound with gold title imprint on spine and in very good condition. PLUS: Supplement to the Line-engraved Postage Stamps of Great Britain (1929), 48 pages, half leather bound with gold title imprint on spine and in very good condition. Estimate: 250 Euro