Contains articles and letters by Clyde Sanger on clean water in Zimbabwe, 1980-1981.
Also includes three photographs in a brown envelope taken by Clyde Sanger, captioned: 'Dr Peter Morgan in front of a smaller model (2 metre high) paddle wheel water pump in Zimbabwe'; 'The 'Bioflu', ventilated privy designed by Peter Morgan and used widely in Zimbabwe'; and 'A group of Dr Morgan's inventions at Mazoe: (from left) windmill with bicycle parts; biofly privy; rondavel; storeage tank and paddlewheel; and purification sand filters'.
Sanger; Clyde (1928-2022); journalist