Robert Boyle
Hiromi Shinya
William Donald Kelley
Jean Pascal
Jagannāthaprasāda Śukla
William Coward
Nikhil Adam
H. J. Vonk
Edward A. Lemmo
Fairchild Bros. & Foster, New York.
R. H. Chittenden
Roberts, William Sir
Arthur Grünert
Difco Laboratories
Russell Henry Chittenden
Ruttan, R. F.
Grace E. Pickford
ICON Health Publications
Herbertus Johannes Vonk
Christiaan Romijn