GERTRUD (1908-1971) AND OTTO NATZLER (1908-2007) Bowl1958'Midnight Sky' deep blue crystalline-glazed earthenware, signed 'NATZLER' and with numbered paper label 'J446' on undersideheight 3 3/4in (9.5cm); diameter 12 1/4in (31.1cm)GERTRUD (1908-1971) AND OTTO NATZLER (1908-2007)Bowl1958'Midnight Sky' deep blue crystalline-glazed earthenware, signed 'NATZLER' and with numbered paper label 'J446' on undersideheight 3 3/4in (9.5cm); diameter 12 1/4in (31.1cm)ProvenanceAcquired directly from the artists by Vicci SperryThence by descent through the familyExhibitedWashington, D.C., Renwick Gallery, 'Form and Fire: Natzler Ceramics 1939-1972', July 27 - October 22, 1973, no. 54LiteratureL.E. Herman and Otto Natzler, Form and Fire: Natzler Ceramics 1939-1972, The Smithsonian Institution Press, Washington, D.C., 1973, p. 45, no. 54 (not illustrated)