Also, the fifteen-pixel font is a little narrower than the sixteen-pixel ones, so they can fit more thicker characters. Unlike the sixteen-pixel numbers and letters, the biggest the characters can get is fifteen. However, Green Lines's signs are a little similar to many of the ex-Private Lines. When the MTA acquired Green Lines, they reconfigured the signs to their format. That is true, and I'm glad you brought this up. Photos taken by TTMG Member, Gary Chatterton & Christopher Jordan For the Q60 sign, I would think that the font sizes would be a little thinner in font size