John Swaffield
A. Prescott Folwell
Leonard Metcalf
D. Duncan Mara
Forrest Blythe Wright
David Thrasher
Henry Neely Ogden
F. Noel Taylor
Shi Zihai
Tokyo. Gesuidōkyoku.
Wacław Błaszczyk
Distrito Federal (Mexico)
Babbitt, Harold E.
Water Research Centre (Great Britain)
Edward Mohun
E. W. Steel
American Iron and Steel Institute
William C. Pisano
Unknown Author