more counter-culture and drug stuff

[Mullins, Bill]

 weather underground, weatherman -- OED has 1972

Harvard Crimson, July 02, 1970
"The Weatherman Declaration of War that came out of the Underground a couple
of weeks ago said to look for the Weathermen all over America."

head shop -- OED does not list
Avatar No. 1, June 9-22, 1967 Lenny Gibson: Itinerant Head , p 12
"The annual mother's day promotion spawned a poster which ended up in the
window adjacent to the head shop. "