78/ 266 [Graphic arts]. Cailler, P. Catalogue raisonné de l'oeuvre lithographié et gravé de Hans Erni. Geneva, Pierre Cailler, 1969-1971, 2 vols., num. tipped-in col. plates and monochrome ills., printed in 3000 copies (2800), orig. unif. cl. w. dustwr., large 8vo. Vallier, D. Braque. The Complete Graphics. Catalogue Raisonné. Transl. R. Bononno and P. Barr. New York/ London, Alpine Fine Arts Collection, 1988, 318p., num. (col.) ills., orig. boards w. dustwr., 4to. - AND 5 others on graphic arts, i.a. R. AVERMAETE, Frans Masereel (Antw., 1975, tipped-in plate, ills., orig. cl. w. dustwr., 4to) and J. PUTMAN a.o., Messagier. Les estampes et les sculptures (Paris, 1975, (col.) ills., orig wr., 4to).