01021cpcaa2200277 a 4500 mm 99006435 DLC 20260227111727.0 991118|||||||||||| fre mm 99006435 DLC DLC dacs DLC S lcmd Piaget, Jean, 1896-1980. Postcard of Jean Piaget, 1942. 1 item. Open to research. Signed postcard (1942 September 18) written by Piaget to R. Bassalier thanking him for the proofs of The Intellectual Development of Children (undated). Psychologist and author. Collection material in French. Forms part of: Miscellaneous Manuscripts collection. Bassalier, R. Correspondence. Psychologists. itoamc Authors. itoamc 44530 44530