How to make a pantograph (enlarge an image)
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how to make a proportional divider for drawing
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How to use a pantograph
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Only 1 step to enlarge or reduce your sketch with the pantograph (2_1)
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DIY: Build your own individual pantograph! (2_2)
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Enlarge drawings with a home-made pantograph
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The Neatest Machine You've Probably Never Heard Of (The Pantograph)
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Der Pantograph - Anleitung zum Vergrößern und Verkleinern - Tutorial
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