An employment history of unskilled male office workers of continuation school age in Philadelphia for a period of five years ...
By: [by] E. Carl Werner.
Published: 1931
Place of publication: Philadelphia
Language: eng
Number of pages: 199
Subjects: Child labor -- Pennsylvania -- Philadelphia.; Evening and continuation schools -- Pennsylvania -- Philadelphia.; Boys.; School attendance -- Pennsylvania -- Philadelphia.
Notes: Thesis (Ph. D.)--University of Pennsylvania, 1931.
Bibliography:  p. 193-195.
On cover:  University of Pennsylvania.