Architectural acoustics.
Contributors: United States. Bureau of Standards.
Series: Circular of the Bureau of Standards -- no. 380
Publisher: Government Printing Office
Published: 1930
Place of publication: Washington
Language: eng
Subjects: Architectural acoustics.
Notes: "January 4, 1930."

"Supersedes Circular no. 300."

At head of title: U.S. Department of Commerce.