Once upon a time, a Houston head shop's trippy posters were on the walls of hippies and stoners across America.
A Houston company once filled America's dorms, basements and garages with blacklight posters. The Houston Blacklight & Poster ...
Black-light posters were all the rage in the 1960s and '70s with their psychedelic depictions of acid trips, mythical creatures and Jimi Hendrix. Half a century later, a married couple from San ...