| Description | Label "Visualising, Summaries of Returns" set upon the following papers:
List of people and institutions from whom returns were received;
Draft memoir labelled "old copy" giving an outline of Galton's enquiries on mental imagery, with blank spaces for inserting returned data;
Records of experiments on mental imagery in adult males, adult females, and the pupils of Charterhouse School;
Analysis of the returns dated March 1882. |