William Stuart Speirs
Rapid Electrotype Company
R. Hoe & Company
England) Printing Industry Research Association (London
Ohio Rapid Electrotype Company. Cincinnati
Cottrell, firm, printing-press manufacturers, New York
Harris B. Hatch
W. Hughes
Alfred Soulier
W. Hasper
Georg Ludwig von Kress
Clarence Lionel Buck
William Blum
Davis, Daniel jun.
John W. Urquhart
Frederick John Farlow Wilson
G. Mathiot
Emile Bayard