Bertil Vallien · A Kosta Boda art glass plaque by Bertil Vallien (20cm x 20cm)

Bertil Vallien, A Kosta Boda art glass plaque by Bertil Vallien (20cm x 20cm), art glass, 20 × 20 cm. Offered at auction in 2026; not sold. See Bertil Vallien’s auction records and prices →