Respiratory protection
Subtitle: an employer's manual
Series: DHEW publication ; no. (NIOSH) 78-193 A; DHEW publication -- no. (NIOSH) 78-193-A
Publisher: Dept. of Health, Education, and Welfare, Public Health Service, Center for Disease Control, National Institute for Occupational Safety and Health, Division of Technical Services; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1978
Place of publication: Cincinnati, Ohio; Washington
Language: eng
Number of pages: 92
Subjects: Gas masks; Breathing apparatus.; Respiratory organs -- Diseases; Industrial hygiene
Notes: October 1978

Bibliography: p. 91