Document Correspondence related to International Commission on Stratigraphy and related subcommissions, 1975-1984 Box 18 Unit ID: 139 Date: 1975/1984
Document Correspondence re. Permian to Triassic changes in life, 1982-1983 Box 12 Unit ID: 96 Date: 1982/1983
Document Correspondence re. Scientific Papers and publications, 1990s Box 14 Unit ID: 118 Date: 1990s
Document Correspondence re. Scientific Papers and publications, 1990s Box 14 Unit ID: 119 Date: 1990s
Document Correspondence re:Symposium in Blagoveshchensky, USSR, 18-24/8/1988 Box 2 Unit ID: 14 Date: 18-24/8/1988