Scope and Contents 'Original diagrams of ferroelectrics, illustrating lectures (made into slides) and for some older papers'. 1 bundle of files, as follows:1) 'High angle - Lef' [for paper with I Lefkowitz, early 1970s?];2) 'LiNbO3 [lithium niobate] - original on graph paper and xeroxes of final' [mid-1960s?];3) loose diagrams stamped 'Atomic Energy Research Establishment' on back, no date;4) 'Thermal expansion - misc. originals' [1967?];5) loose diagrams labelled 'Paris 1970 from 1968...