Unknown Author
American Technical Publishers American Technical Publishers
Martin, Heinrich Dipl.-Ing.
Kōichi Iinoya
Stephen A. Horne
Edwin Smith
Lloyd's (Firm)
D. D. Jones
J. F. Hurnik
J. W. Mitchell
Energy Institute (Great Britain). Technical Team
Dee A. Quinton
K. E. Buckley
C.W. Hunt Company
John A. Mead Manufacturing Co
Sterling Anthony
W. A. MacKinnon