Wayfinding Systems - Symbol Research

Research into Symbol Inspiration -

line icons -

flat icons -

wayfinding symbols -

iconography theory - 

http://design.tutsplus.com/articles/7-principles-of-effective-icon-design--psd-147

http://www.creativebloq.com/graphic-design/how-design-top-quality-icon-10135092

- simple
- multilingual
- universal