A documentary investigating the science, aerodynamics and technologies involved in enabling aircraft to travel at speeds approaching or surpassing that of sound.
| Release Date | January 1, 1957 | |
|---|---|---|
| Status | Released | |
| Original Title | Approaching the Speed of Sound | |
| Runtime | 27min | |
| Budget | — | |
| Revenue | — | |
| Language | English | |
| Original Language | English | |
| Production Countries | United Kingdom | |
| Production Companies | Shell Film Unit | |