American Foundrymen's Society.
Unknown Author
William Davies
American Foundrymen's Society. Foundry Sand Additives Committee.
J. A. Bownocker
George I. Adams
Clyde Anton Sanders
Peter G. Townsend
George Granger Brown
Jatinder Mohan
Carl Herbert Casberg
Keith Rodney Miles
Canada. Mines Branch (1901-1936)
Kenneth E. Rose
W. Gwosdz
Charles Leonard Bieber
Hofmann, Franz
W. B. Parkes
Eugene W. Smith