[ART REFERENCE]. DAVIES, Gerald S. Frans Hals. London, 1902. 4o. Quarter-vellum. -- VALENTINER, Wilhelm R. Frans Hals. Berlin and Leipzig, 1923. 4o. Quarter-cloth. -- MEIER-GRAEFE, Julius. Vincent Van Gogh. London and Boston, 1926. 2 vols. 4o. Quarter-cloth. -- BALDRY, A. L. Hubert Von Herkomer. London, 1901. 4o. Cloth. -- ALLEN, Fred H. Masterpieces of Modern German Art. Boston, [1884]. 2 vols. 2o. Half-morocco. -- Another copy (boards detached). -- GLÜCK, Gustav. Bruegels Gemälde. Wein, [1932]. 4o, oblong. Cloth. -- and 44 others on Dutch, Flemish and German art, mostly 4o (condition varies). (54)