Industrial hygiene education materials
Publisher: U.S. Govt. Print. Off.
Published: 1943
Place of publication: Washington]
Language: eng
Number of pages: 31
Subjects: Occupational diseases
Notes: Cover-title.

Loose-leaf.

Microfilm. New York, N.Y., Columbia University Libraries, 1999. 1 microfilm reel, 35 mm.

Filmed; NEH Project (FMEST); 1999.