JHB/1/5/2/606
Geoffrey Lean
21 June 1960
OBS/1/2/2/3/1/51
Correspondence LE
1962-1987
OBS/6/1/1/1/1/1/10
Kenneth Harris
1950-1992
OBS/6/2/1
Environment correspondents
1977-1988
OBS/6/2/1/1