Alvin Silverstein
Gerald A. Cole
Helen Mellanby
Samuel Eddy
Luis M. Botana
Leffmann, Henry
Gerry Closs
William J. Cosgrove
Margaret Farrington Bartlett
Peter B. Moyle
Daniel Beysens
William Whitaker F.R.S.
Alison Leadley Brown
Chemical Environment in the Aquatic Habit (Conference) (1966 Amsterdam and Nieuwersluis)
National Geographic Learning
Anja du Plessis
Hans Kronberger
Martin, James L.
Joseph Leidy