Nora Jackson
Axel Mellinger
Robert Rinehart
Dayton G. Vincent
A. Henderson-Sellers
G. B. Redmore
R.A. Beddis
Grahame H. C. Waters
James E. Peak
J. A. Lindesay
International Symposium on the Geology and Stratigraphy of the Gondwana System (2d 1970 Cape Town and Johannesburg)
Robert Cockburn Mossman
L. A. Frakes
P.D Astapenko
Tim Dyson
Fred Espenak
Kurt Hammerich
Unknown Author
Thomas Miles