'Oxfam Sanitation Unit Vol 2': correspondence of the Technical Unit relating to the demonstration and use of the Oxfam sanitation unit in Bangladesh and India, and related papers, including 'Visit to Saidpur – Bangladesh – 14th-23rd January 1977 to survey and report on the sanitation and public health problems of the town' by Jim Howard, Oxfam Technical Officer, 2 Feb 1977, and 'Demonstration of Oxfam's Sanitation Unit to the Indian Army at Lucknow, U[ttar] P[radesh] on 26th October 1979' by Paul Sherlock, 1972-Aug 1990