BSTJ 4: 4. October 1925: Speech Power and Energy. (Sacia, C.F.)
Bell System Technical Journal, 4: 4. October 1925 pp 627-641. Speech Power and Energy. (Sacia, C.F.)
- Series
- BSTJ 4: 4. October 1925: Speech Power and Energy
- Genres
- Science and mechanics
- Language
- English
- Collection
- The Magazine Rack
- Licence or status
- None stated by the archive
- Who can read it
- Tweens profiles and older (placed by Invisible Network from what the archive says; archives give no ratings)
- Archive
- Internet Archive