EX LIBRIS -- COLLECTION of c. 210 ex libris for Roland Roveda (c. 75x), André and Elly van der Velde(-Rath) and a few other members of the Van der Velde family (46x) and unidentified (w. initials only) (c. 90x). 20th c. Various sizes, techniques and artists, partly signed in pencil. All but a few tipped-onto mounts, loosely inserted in alphabetical order of artists/initials in 3 portfolio's. -- Added: a similar portfolio w. c. 125 sm. prints published on occasion of various 20th cent. ex libris congresses. -- (4).