Born 26 June 1902 in Stanislau, (then Kingdom of Galicia in the Austro-Hungarian, Empire), now Ivano-Frankivsk in the Ukraine, died 16 November 1984, Croydon, London; Deputy Director, Manchester City Art Gallery; Professor of Art History, University of Washington, Seattle.
His personal art historical archive of research and documentation was donated to the Rubenianum in Antwerp, Belgium following his death.