Harry Bertoia (American, 1915-1978) Untitled (Tonal Sound Sculpture) Stamped HB 11.50 at base, silicon bronze tops on beryllium copper rods silvered to brass base.Executed in 1977.height: 39 1/2 in. (100.3cm)width: 12 in. (30.5cm)depth: 12 in. (30.5cm)(dimensions include base) Provenance Mangel Gallery, Philadelphia, Pennsylvania.Collection of Philip D. Jamison, Jr., West Chester, Pennsylvania (acquired directly from the above in 2003).Property from the Estate of Philip D. Jamison, Jr. Note This lot is accompanied by a certificate of authenticity issued by the Harry Bertoia Foundation, signed by Celia Bertoia, Director, and dated February 19, 2022 and will be included in the upcoming catalogue raisonné of the artist s work. Please contact Adrianne Wolkenberg, Fine Art department, awolkenberg@freemansauction.com to request a condition report for this lot.