BELGIUM – Leroy, Robert: Bibliographie de la philatélie en Belgique (1988), 299 pages, hardcover with dust jacket, good condition; PLUS: Raoul Hubinont: Bibliographie de la Philatélie belge (1972), 39 + 4 pages, softcover (small faults); PLUS: Horne, J. B.: Belgian Philately – The Literature list (1986), 26 pages, softcover. Estimate: 50 Euro
