Presidential addresses Typescript copies of presidential addresses given to the LePlay Society. The titles of the addresses include 'Trends and Developments in World Food Production', 'Feeding the World's Millions', 'Aid for the Undeveloped Countries: the need and the problem', 'Problems of Multiracial and Undeveloped Countries', 'The Peasant and the Machine' and a final address given in 1960 which sums up the work of the Society and the LePlay tradition. The folder also contains a list of addresses given to the Society. 1952 - 1960