LETTERS (facsimiles) Gordon W. Allport 1938 December 10 letter (Cambridge Massachusetts) PDF file for download (592 Kb) EdwardThorndike 1934 January 9 letter (Teachers College-Columbia University) PDF file for download (72 Kb) H. Pieron 1939 March 29 letter (Universite De Paris-Institut De Psychologie) PDF file for download (124 Kb) L. L.[…]