William H. Twenhofel
Chris Perry
Symposium on Silica in Sediments (1958 Los Angeles)
Wolfgang Calmano
Robert Wayne Thompson
Earle F. McBride
James P. Morgan
Robley K. Matthews
Henri Termier
James C. Ingle
Arnold H. Bouma
Alberto G. Figueiredo Jr.
F. G. Tickell
William R. Dickinson
Anne Rutger Fortuin
Henry B. Milner
James P. M. Syvitski
Unknown Author
B. H. Purser