Ernst Friedrich Göbel
Colin W. Evans
Shinzo Kohjiya
William A. Cannon
Janet Bloor
John G. Sommer
Nguyẽ̂n, Hữu Trí.
Charles Edmond Akers
Unknown Author
Takeo Kimishima
International Organization for Standardization
A. A. Dont͡sov
United States. National Bureau of Standards.
W. Maigne
United States. Federal Supply Service
Rubber Growers' Association.
O. de Vries
United States. War Production Board. Rubber Bureau