| Transmission of Sound Through Voice Tubes Technological Papers of the Bureau of Standards, No. 333 | | | Created by:
| Department Of Commerce, National Bureau
et al., | | Author:
| Eckhardt, E. A. | | ISBN: | 978-1-289-32326-4 | | Publication Date: | Aug 2013 | | Publisher: | Creative Media Partners, LLC
| | Imprint: | BiblioGov | | Book Format: | Paperback | | List Price: | USD $15.75 |
| |