Speaking into the Air: A History of the Idea of Communication
| Country | USA |
| Brand | Fortress Press |
| Manufacturer | Fortress Press |
| Binding | Paperback |
| ItemPartNumber | black & white illustrations |
| UnitCount | 1 |
| Format | Illustrated |
| EANs | 9781451470123 |
| ReleaseDate | 0000-00-00 |