Saturday, May 30, 2015 - 11:56 PM GMT+7
Rslaserkits offers a free multi-scale ruler for download.
Nine scales are available, from "Magazine Scale" 1/43, to "T" (1/450), in feet and inches.
At the bottom of this page you can find it: http://www.rslaserkits.com/ScaleRulers.pdf
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