Impressionist and modern paintings and sculpture : (Part I): the properties of the Art Institute of Chicago, sold by Order of the Board of Trustees, Herbert Black, Montréal, Mr. O. Roy Chalk, Washington, D.C., Hank Greenberg, Los Angeles, Hirshhorn Museum and Sculpture Garden, Washington D.C., sold to benefit its Acquisitions Program, the Phillipine Presidential Commission on Good Government, Mr. and Mrs. Stephen Post, Bernice Richard, New York, A Swiss Collector, United Jewish Appeal Federation of Greater Washington, Inc., Mr. and Mrs. Irwin Winkler, Beverly Hills, the Estates of Mrs. James Eppenstein, Chicago, Mrs. Gertrude Whittemore Upson, Middlebury, Connecticut, L. Arnold Weissberger, New York