Rachel Davis Fine Arts, Cleveland, "Fine Art at Auction," October 21, 2017, lot 338
Acquired from the above by the present owner
Roger D. Bonham, "Claude Conover," Ceramics Monthly, May 1966, cover, pp. 13-14 for similar examples
Paul S. Donhauser, History of American Ceramics: The Studio Potter, Dubuque, 1978, p. 228 for similar examples