Material labelled 'from Andrea Schmitz' containing research material for Blundell Jones's book on Hugo Häring sent to him by Andrea Schmitz, son of Guido Schmitz. Contains magazines (in German) with articles by and about Häring, 1950s - 1960s; letters to PBJ from Schmitz relating to a possible German edition, discussing Margot Aschenbrenner (Häring's assistant) and enclosing photocopies of photographs of Häring buildings, 1995-2000.