Punched card sorter, consisting of 2 main units, a painted wooden shelf unit and approximately 300 punched cards, used to organise cards with punched holes (encoding information about people) in different ways to help in analysis of information, used by Ann Cartwright and co-workers at the Institute for Social Studies in Medical Care for over 20 years in surveys of general practise, maternity services, the needs of the elderly and other groups, and attitudes to death, made by International Computers and Tabulators, UK, 1967.