Watch List notes:

Books: Delmonte, A., Le Bénélux D'Or / De Gouden Benelux / The Golden Benelux, Amsterdam, 1964, octavo, pp. 208, 33 plates, cloth, gilt, with supplement, 1978, 40 pages, card covers; and Le Bénélux D'Argent / De Zilveren Benelux / The Silver Benelux, Amsterdam, 1967, octavo, pp. 320, 52 plates, cloth, gilt, as new and scarce (3)
(Estimate: 50 - 100 GBP)