Training courses in safety and hygiene in the building trades
By: Issued by the Federal board for vocational education, Washington. May, 1919.
Contributors: Gill, James Herbert, 1867-
Series: Bulletin; no. 31. Trade and industrial series, no. 6
Publisher: Govt. print. off.
Published: 1919
Place of publication: Washington
Language: eng
Number of pages: 128
Subjects: Building trades -- Study and teaching.
Notes: Bibliography: p. 125-126.
Prepared by J. H. Gill, M.E., special research agent of the Federal board for vocational education.--p. 3.