77 Ways to Design the Letter ‘M’

77 examples of how mass transit agencies around the world deal with designing the ubiquitous ‘M’ that represents most cities’ Metro systems. Designers pull out every trick in their arsenals to make their ‘M’s stand out.



http://www.citylab.com/design/2015/06/77-ways-to-design-the-letter-m-in-your-metro-logo/395045/