Private collection, Düsseldorf, Germany
Marianne Aav, Rosa Barovier Mentasti and Gordon Bowyer, et al., Tapio Wirkkala - eye, hand and thought, exh. cat., Museum of Art and Design, Helsinki, 2000, p. 316
Marianne Aav and Eeva Viljanen, eds., Iittala: 125 Years of Finnish Glass Complete History with all Designers, Helsinki, 2006, p. 248