Mail Call
- Horario
- 00:00–00:35
- Duración
- 35 min
- Descripción
- The ancient Roman pilum is designed to penetrate armor; World War II army radios; how rockets were first used on the battlefield.
- Subtítulo
- The Pilum; WWII Radios; First Rockets
- Géneros
- War, Military
- Temporada
- 1
- Episodio
- 9