WE ARE SUPERVISION says:
Every city has its own gang history, part of Chicago’s are Gang cards, most prominent in the 70’s and early 80’s, back in the day when a gang was more of a neighborhood crew then what it is today. Fists, bats, and bottles days, before guns became the norm in the gang. Most of the gangs were just about the neighborhood and hanging out together. Stock art from the printer as well as some hand drawn illustrations were the back bone of many of the cards. Some cards are pretty humorous, with some off the wall illustrations, logos, sayings, and rhymes. They don’t make them like they used to…
via BoingBoing.