The graffiti book “Subway Art” from 1984 by Martha Cooper and Henry Chalfant can now be seen online. (Via www.fontanel.nl)  

This is an oldschool graffiti bag in mint condition which people did get back in 1987 when they participated in the art contest which was organized by “Vroom & Dreesmann” a large department store in the netherlands.The bag was filled with 10 cans of their own spraypaint