Patterson, William Francis

Educating for industry policies and procedures of a national apprenticeship system by William F. Patterson...and M. H. Hedges... - New York, Prentice-Hall, inc. 1946. - ix,229p. incl.front.,illus.(incl.group ports.)diagr. 21cm.

Bibliography: p.[153]-184.

46006756


Apprentices--United States.

HD4885.U5 / P3