Cartooning legend Robert Crumb turns 80 on August 30 of this year. This illustration of Crumb at work, circa 1975, appeared in my recent book Maverix and Lunatix: Icons of Underground Comix (Fantagraphics). He was born in Philadelphia and inspired by "funny animal comics" of the 1940s & '50s, such as Pogo, Super Duck, and Coo Coo Comics.When his older brother Charles encouraged Robert to ...