A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Research Department has brought to light important considerations governing design of soundproof rooms; 13 rooms have been built according to construction described; soundproof and sound-absorbent on inside so far as higher frequencies are concerned.
Research Department has brought to light important considerations governing design of soundproof rooms; 13 rooms have been built according to construction described; soundproof and sound-absorbent on inside so far as higher frequencies are concerned.
Sound-proof rooms
Bell Laboratories Rec
Motley, J.G. (author)
1928
3 pages
2 Figs.
Article (Journal)
English
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