Unknown Author
Klaus Feyrer
Albert W. Stahl
A. Leschen & Sons Rope Company.
Cooper, Fairman & Co
George A. Costello
W. E. Hipkins
Charles Edmund Gibson
Zbigniew Schneigert
Claude William Hill
Wilhelm Hildenbrand
Washington Augustus Roebling
John A. Roebling's Sons Company
William Hewitt
Ernst Pestal
Leonard Popple
John Horsfall
Wire engineering.
Cooper, Fairman & Co.
Leschen, A., & Sons Rope Co., St. Louis, Mo.