75/ 9 [Boom, I.]. Sípek, B. Stijl Vormt Functie. Amst., Sted. Museum exhib. cat. 761, 1991, 73,(7)p., catalogue design by I. BOOM, photogr. plates by E. OLAF, printed in 2000 copies, orig. gilt decorated faux-watered silver silk, square 8vo.