Black & White Harmonographs

29Mar - by Mandrian - 0 - In Harmonograph

Black & White Harmonographs. Because colour gets boring after a while…

Harmonographs are those devices often seen in science museums, that consist of a pen connected to a number of pendulums, suspended over a sheet of paper on a board, such that the motion of the pendulums causes the pen to draw pretty, intricate pictures.

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