" Bruxelles, in-8°, 2 vols, 1960, (treatise of the Royal Belgian Academy) 270 pp + 44 plts h.t. index, ; 42 plts in orig. wrapper. (Contains the oeuvre catalogue). Text in French. ( texte en français)."
" Brussels, in-8°, 2 vols (one sewn in orig. wrapper ; plates in portfolio). , 1960, (treatise of the Royal Belgian Academy) 270 pp + 44 plts h.t. index, ; 42 plts in orig. paper portfolio. wrapper. Ex-library, with stamp on front-wrapper. (Contains the oeuvre catalogue)."