Project chairs for building in antwerp belgium, designed by gerd lange in 1974 for manufacture thonet. Set of six grey lacquered stacking chairs features in ash bent plywood frame and solid ash legs. Dimensions h.80 cm- w.44 cm- d.48 cm. this piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution