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C H A N G E S IN M A C H I N E R Y

A N D JOB REQUIREMENTS
IN M I N N E S O T A

MANUFACTURING , 1931-36

REGEIVED
SEP 1 8 1939
0.8 .U. LIBRARY

USA -

HD
6331

A.N32

W
ORK
PROGRAM
WPA

No.L -6

W O R K PROJECTS ADMINISTRATION
NATIONAL RESEARCH PROJECT AND
EMPLOYMENT STABILIZATION RESEARCH INSTITUTE
UNIVERSITY OF MI NN ES OT A