sybren Valkema is the nestor of the Free Glass movement in Europe
the Vrij Glas foundation is striving to make his extensive archive accessible to students, researchers and art historians as well as a wider audience
from the Sybren Valkema archives:
· lecture on the history of 'Free Glass' in Singer Museum, Laren in 1991 (in Dutch)
title in English: Glass as visual arts medium
· sybren Valkema's first glass student åsa Brandt spoke at the opening of a retrospective exhibition at the National Glass Museum Leerdam in 2005 (in English)
glas als beeldend materiaal
speech by åsa Brandt
the Vrij Glas foundation is striving to make his extensive archive accessible to students, researchers and art historians as well as a wider audience
from the Sybren Valkema archives:
· lecture on the history of 'Free Glass' in Singer Museum, Laren in 1991 (in Dutch)
title in English: Glass as visual arts medium
· sybren Valkema's first glass student åsa Brandt spoke at the opening of a retrospective exhibition at the National Glass Museum Leerdam in 2005 (in English)
glas als beeldend materiaal
speech by åsa Brandt


