Horizon investigates the discovery of gaseous anaesthetic from 1840 until the early years of 20th century.
| Title | Strange Sleep |
|---|---|
| Genres | Documentary |
| Release Date | 1975-06-30 |
| Episode Runtime | 01 Hours 00 Minutes |
| Season Number | 12 |
| Episode Number | 18 |
| Production Companies |
No cast information available.
