GUA/6/1/1/1/8/3/10
IPI seminars and conferences, 1988-1990
29 January 1988 - 3 December 1990
JHB/1/5/2/128
John Birt
1 October 1976
JHB/1/5/2/129
21 March 1987
JHB/1/5/2/130
6 November 1987
OBS/6/1/1/1/1/2/5
Surnames beginning BI-BL
1957-1982