Motoichi Ohtsu
Motoichi Ohtsu
Motoichi Ohtsu
Masayasu Yamada
Motoichi Ohtsu
Masayasu Komiya
Hosaka, Masayasu
Hosaka, Masayasu
Hosaka, Masayasu
Motoichi Ohtsu
Hosaka, Masayasu
Motoichi Ohtsu
Hosaka, Masayasu
Hosaka, Masayasu
Hosaka, Masayasu
Motoichi Ohtsu
Hosaka, Masayasu
Hosaka, Masayasu
Motoichi Ohtsu
Motoichi Ohtsu
Motoichi Ohtsu
Hosaka, Masayasu
Motoichi Ohtsu
Motoichi Ohtsu
Hosaka, Masayasu
Motoichi Ohtsu
Masayasu Ōtsu
Hosaka, Masayasu
Hosaka, Masayasu
Masayasu Ishihara
Masayasu Takahashi
Sakai, Masayasu
Masayasu Mimura
Masayasu Taguchi
Hasegawa, Masayasu
Masayasu Ono
Masayasu Ishii
Masayasu Kubomi
Masayasu Kubomi
Francois de Larrard
Paul W. McMullin
Carlo Pellegrino
Hayder A. Rasheed
Norman D. Graubart
Costas Georgopoulos
Dan Osier
N. V. Nayak
Kimitaka Uji
Manuela Mattone
Arthur Rüegg
Gajanan M. Sabnis
American Concrete Institute. Technical Activities Committee
A. M. Paillere
I. Soroka
Oscar Faber
Atlas Portland Cement Co., N. Y.
Charles Harris
Arthur Linn Bear