Sarah Harvey Porter collection contains two boxes of notebooks with her handwriting. The collection, which consists of 26 notebooks, has no dates. The collection covers several subjects related to her research for Psychology of Deafness such as attention, bibliography, classes of the deaf, control processes in modified handwriting: an experimental study, desire, emotions, Galton’s Inquiries with Human Faculties, Imitation, Instincts and Tendencies, Professor Day’s language tests, Psychology monographs, random observation and quotations, rhythms, sight, signs, smell, and will.