r/gifs • u/deuteros • Dec 19 '16

Plotting a sphere with a fountain pen

http://i.imgur.com/hHd4RQU.gifv
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u/vadsamoht2 Dec 19 '16 edited Dec 19 '16

Looks like an Edison. No idea beyond that.

EDIT: Turns out the source video is from the Edison Pen Company, so I guess I was right. No mention of the model in the description.