File contains correspondence related to persons or organizations associated with the letter "P". These include Phenoscape, David Poswillo of Guy's Hospital (London), Alan Pike of the University of Aberdeen, and A.D. Packer of the University of Adelaide (South Australia). Materials include nominations for Richard Palmer (various), which Hall supported.

File contains correspondence related to persons or organizations associated with the letter "E". These include Donald A. Ede at the University of Glasgow, Howard Evans at the Henry Phipps Institute/Cornell University, and more.