Business noise
Subtitle: its cost and prevention
Publisher: H. W. Johns-Manville Co.
Published: 1920
Place of publication: New York
Language: eng
Number of pages: 12
Subjects: Catalogs; Acoustical materials; Johns-Manville
Notes: Cover title.

"Form B-72--20-II"--Back cover.

Lists companies that have installed acoustical correction by Johns-Manville on inside of back cover.