Charlotte and Peter Fiell, scandinavian design, Cologne, 2002, p. 623 for a similar example Jack Dawson, Oiva Toikka: Glass and Design, Helsinki, 2007, p. 58 for a similar example
2008 Coloured glass. 12 x 5 x 3 1/2 in. (30.5 x 12.7 x 8.9 cm) Produced by Nuutajärvi Notsjö, Finland. Number 6 from the edition of 100. Underside incised with Oiva Toikka Nuutajärvi 2008 6 / 100 and iittala decal.