Secretary, Browne-Morse Co.
H. E. K'BERG
Expert on Loose-Leaf Systems.
Formerly Manager, Business Systems Department, Burroughs Adding Machine Co.
EDWARD B. WAITE
Head, Instruction Department, American School of Correspondence.
Authorities Consulted
The editors have freely consulted the standard technical and business literature of America and Europe in the preparation of these volumes. They desire to express their indebtedness, particularly, to the following eminent authorities, whose well-known treatises should be in the library of everyone interested in modern business methods.