This colour promotional documentary film addresses what was needed to produce the B-17 Flying Fortress, covering everyone from Boeing researchers to factory workers.
| Release Date | November 1, 1943 | |
|---|---|---|
| Status | Released | |
| Original Title | Fortress of the Sky | |
| Runtime | 24min | |
| Budget | — | |
| Revenue | — | |
| Language | — | |
| Original Language | English | |
| Production Countries | United States of America | |
| Production Companies | Princeton Film Center | |