Systematizer.
Formerly Manager, System Department, Elliott-Fisher Company.
OSCAR E. PERRIGO, M. E.
Specialist in Industrial Organization.
Author of "Machine-Shop Economics and Systems," etc.
DARWIN S. HATCH, B. S.
Assistant Editor, Textbook Department, American School of Correspondence.
CHAS. E. HATHAWAY
Cost Expert.
Chief Accountant, Fore River Shipbuilding Co.