TY - `EDBOOK` TI - Charles Biederman : a retrospective exhibition with especial emphasis on the structurist works of 1936 - 69 ; [London, Hayward Gallery; 18 september - 23 october, 1969; Leicester, Museum and Arts Gallery; 29 november, 1969 - 11 january, 1970] PB - Arts Council of Great Britain CY - [London] PY - 1969 LA - eng SP - [48] S. CN - 72 A 969 AN - UBHD-1074210 ER -