Handy Dialing Guide

More proof that art directors, illustrators, and designers could make ANY subject interesting back in the good 'ol days, this Handy Dialing Guide for Illinois area codes is a keeper, not only for the useful phone information, but more importantly for the darling characters used to highlight it. I especially like the seated English chap with the mustache on page 3: "I say old man, how're things over in Kankakee?"