COSTA RICA – Hernandez, Raul F.: Costa Rica. 1881–82 & 1883 U.P.U. Surcharges, Forgeries & Fantasies (2nd edition 2019), 74 pages, softcover; PLUS: Fossum, Earl G. / Mena, Hector R.: Index to Costa Rican Philatelic Literature 1863–1992, part I: 64 pages, part II 59 pages, softcover; PLUS: The Oxcart (journal). Content: Vol I: No. 1/1960: p. 1–44, No. 2/1961, p. 45–126; No. 4/1961, P. 127–161; Vol. II, No. 1/1961, 59 pages, No. 3/1962, p. 61–99, privately bound as softcover. Estimate: 50 Euro
