![](http://www.alamy.com/thumbs/6/B3FE9B3E-DC3F-4B44-8548-302BC470E1BF/2GGBP8G.jpg)
115mm wide; curved glass tube 12mm diameter with fluid-damped steel ball.
Size: 3648px × 3648px
Photo credit: © Heritage Images / Alamy / Afripics
License: Licensed
Model Released: No
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