Impressionist and modern paintings and sculpture : (Part I): the properties of the Art Institute of Chicago, Himan Brown, New York, Jack E. and Zella B. Butler Foundation, Inc., a Central American Collector, Mr. and Mrs. O. Roy Chalk, a Private European Collector, a Lady, Mrs. Albert D. Lasker, the Late Robert Lehman, a Paris collector, Mrs. John Barry Ryan, Rita and Taft Schreiber, a Southern collector, Mr. and Mrs. David L. Wolper, the estates of Isabel Ault, New York, Valentina Schlee, New York, Williamina Meyer de Schauensee and from various sources