Safety supervision
By: by Vernon G. Schaefer. Prepared under the direction of the Division of engineering extension, the Pennsylvania state college.
Contributors: Pennsylvania State College. School of Engineering. Division of engineering extension.
Series: The Pennsylvania state college. Industrial series.
Publisher: McGraw-Hill book company, inc.
Published: 1941
Place of publication: New York; London
Language: eng
Number of pages: 352
Subjects: Industrial safety.; Supervisors, Industrial.
Notes: Series note in part at head of title.