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119 Annals Am. Acad. Pol. & Soc. Sci. i (1925)

handle is hein.cow/anamacp0119 and id is 1 raw text is: 




         SCIENCE IN MODERN INDUSTRY






                        TJe           nnals

VOLUME CXIX                                                 MAY, 1925


                           EnITon: CLYDE L. KING
                      ASSOCIATE EIrran: JOSEPH H. WILLITS
                         ASSISTANT EDrron: J. T. SALTER
     EDITORIAL COUNCIL: C. H. CRENNAN, DAVID FRIDAY, A. A. GIESECKE, A. R. HATTON,
        AMOS S. HERSHEY, E. M. HOPKINS, S. S. HUEBNER, J. P. LICHTENBERGER,
             ROSWELL C. McCREA, E. M. PATTERSON, L. S. ROWE, HENRY
                   SUZZALLO, T. W. VAN METRE, F. D. WATSON


                         Editor in Charge of this Volume

                           JOSEPH  H. WILLITS

          Professor of Industry and Director of the Department of Industrial Research,
                     Wharton School, University of Pennsylvania







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              THE AxmucAN ACADEMY OF POLmrCAL AND SOCIAL SCIENCE
                      39TH STREET AND WOODLAND AVENUIE


PHILADELPHIA
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