Fluvial conditions during the Holocene as evidenced by alluvial sediments from above Howison's Poort, near Grahamstown, South Africa

by Lewis, Colin A, Illgner, P M
Published 1998

Evidence of Quaternary glaciation in Southern Africa : moraines on the Bastervoetpad of the eastern Cape Drakensberg, South Africa

by Lewis, Colin A, Illgner, P M
Published 2000

Palaeoclimatic and archaeological implications of organic-rich sediments at Tiffindell Ski Resort, near Rhodes, Eastern Cape Province, South Africa

by Rosen, D Z, Lewis, Colin A, Illgner, P M
Published 1999