Images
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http://wiki.librecad.org/index.php/File:Line_tools.png
https://upload.wikimedia.org/wikipedia/commons/4/4a/LibreCAD.png
https://upload.wikimedia.org/wikipedia/commons/thumb/5/5a/LibreCAD_icon.svg/2000px-LibreCAD_icon.svg.png
==========================

Fonts
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https://www.fontsquirrel.com/fonts/bitstream-vera-sans
==========================