A library classification system for the literature of industrial hygiene and allied subjects
By: by Lorraine Sullivan and W. C. L. Hemeon.
Contributors: Hemeon, W. C. L.
Publisher: Industrial Hygiene Foundation, Mellon Institute
Published: 1951
Place of publication: Pittsburgh
Language: eng
Number of pages: 70
Subjects: Classification -- Books -- Industrial hygiene.
Notes: Cover title.