depth of girder
61Three-drum boilers — Three drum boiler, casing removed …
62MythBusters (2010 season) — Country of origin Australia United States No. of episodes 25 (includes 4 specials) Broadcast Original channel …
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61Three-drum boilers — Three drum boiler, casing removed …
62MythBusters (2010 season) — Country of origin Australia United States No. of episodes 25 (includes 4 specials) Broadcast Original channel …