A mild caricature of Rey from Star Wars. I used the Abstraction method to map the rythym lines of the face and head, to keep the features aligned. Drawn freehand in Inkscape with colour correction via Gimp.
Knob and scale usage to design a realistic looking knob usually found in instrumentation and measurement laboratories, and for modern day Virtual instrumentation that has computer screen dashboards can use this. Useful if any is building foss scada, dcs, control systems and panels.