Quadrule project

For my ARC and ISRG friends ... this is an idea for the make of a 4 sided slide rule. Just a project for now, an idea to toy with. Si quieres averiguar más sobre este proyecto original de Guillermo Castarés, mira en http://www.reglasdecalculo.com.ar/art_quad.php#c https://arc.reglasdecalculo.org/index.php?topic=3961.0;topicseen#lastPost Except for the transparent plastic windows, it could be 3D printed, and scales adhered to stators and slide. Special dificulties on the cursor frame precision machining!