Phase Equilibrium /repositories/4/archival_objects/1401091 1 box 1952 Drawings /repositories/4/archival_objects/1402843 1 folder circa 1952 41 23 Reports, Notes and Drawings /repositories/4/archival_objects/1402844 1 folder 1952 41 24 Lecture Notes /repositories/4/archival_objects/1402845 1 folder circa 1952 41 25