A detail of a page from the D.C. comic book Plop!, Vol. 2, issue no. 7, September-October 1974. Art by Lee Marrs.
This is a Public Collectors Request Line fulfillment for the great Tumblr eggsackley whose wonderfully broad request was “mini comics? cartoony illustrations or ads? record covers/flyers illustrated the same way? drug/spiritual book/happening illustrations?” Maybe this has a chaotic enough mix to suggest several of these things?