Clarice Cliff, Art Deco & 20th Century Design - 20 Apr 2016
An Iittala glass Devil's Churn vase designed by Timo Sarpanava
An Iittala glass Devil's Churn vase designed by Timo Sarpanava, free bowl, sand blasted and acid matted, and another similar etched signature to rim, 8.5cm. high (2)
Literature
Marianne Aav IITTALA 125 Years of Finnish Glass, Arnoldsche, page 223 for comparable examples illustrated.