An investigation of construction workers' safety helmets
By: by G.W. Harper, C.E. Bowman, L.D. Grider.
Contributors: Bowman, C. E.; Grider, L. D.
Series: Engineering Experiment Station technical report ;; no. 2; Technical report (University of Illinois (Urbana-Champaign campus). Engineering Experiment Station) ;; no. 2.
Publisher: Engineering Publications Office, University of Illinois
Published: 1962
Place of publication: Urbana, Ill
Language: eng
Number of pages: 15
Subjects: Safety hats
Notes: Bibliography: p. 15.