Crofton Beam Engines 1846 Harvey Parallel Motion
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From: Peter Turvey
Added: 19 years ago · 0:21 · 480p
The 'Outdoor' or pump end James Watt Parallel motion.
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Views: 1,012
From: Peter Turvey
Added: 19 years ago · 0:21 · 480p
The 'Outdoor' or pump end James Watt Parallel motion.
No comments yet.