Phillips, London, 'Design', 27 April 2017, lot 89
Acquired from the above by the present owner
Pekka Korvenmaa, Ilmari Tapiovaara, Salamanca, 1997, pp. 109, 195
Aila Svenskberg, Ilmari Tapiovaara: life and design, exh. cat., Design Museum, Helsinki, 2014, p. 116