| Author: | Cooper, Franklin D., |
|---|---|
| Additional Authors: | Langlois, Lucille M., |
| Year: | 1970 |
| Document Type: | MAIN |
| SUDOC: | I 28.27:8466 |
| Series: | Bureau of Mines. Information circular 8466 |
| Subjects: | Insulating materials |
| Soundproofing | |
| Architectural acoustics | |
| Links: | https://hdl.handle.net/2027/mdp.39015078517367 |
| https://hdl.handle.net/2027/mdp.39015095079151 |