United States. Congress. House. Select Committee on Reform in the Civil Service
Kiichi Ikemizu
Hugo M. Schiechtl
Herbert D. Vogel
Granville Sharp
I͡Uriĭ Nikolaevich Sokolʹnikov
G. Rusu
F. Bourges
National Research Council (U.S.). Highway Research Board.
Arthur Carl Miller
Georges Pilot
Jack W. Hilf
Unknown Author
Matsuoka
Tokyo (Japan). Kōwankyoku. Kaihatsu Gijutsuka
Kurt F. von Fay
John Ahrens
Ettore Scimemi