7 Sezon
223 Episod
3-2-1 Contact - Season 6 Episode 15 Episodul 15 (1988)
The shape and composition of architectural materials can prove vital for various reasons. The I-beam and the triangle brace are highlighted in this episode.
- Țară : United States of America
- Gen :
- Studio : PBS
- Director :
- Distribuție :
