Alice Westphal, Evanston, Illinois
Heritage Auctions, Dallas, "Design Signature Auction," April 27, 2021, lot 67051
Acquired from the above by the present owner
Ruth Duckworth and Alice Westphal, Ruth Duckworth, Evanston, 1977, n.p. for similar examples
Alice Westphal, "The Ceramics of Ruth Duckworth," Craft Horizons, August 1977, p. 51 for a similar example
Alice Westphal, The Ceramic Murals of Ruth Duckworth: A Fifteen Year Review, Chicago, 1984, pp. 5, 7 for a discussion of the present sculpture
Jo Lauria and Tony Birks, Ruth Duckworth: Modernist Sculptor, exh. cat., Museum of Arts & Design, New York, 2004, p. 55 for a similar example