If you hold any regard for Marin in your soul, then you owe it to yourself to dive into David Perlis’s new book, “Morning in Marin: Zen, Drugs, and Ewoks on the California Coast.”

For many of us, the 1960s were gone before we discovered Marin. But there is still an undeniable vibe, one that comes partly from the intense natural beauty and partly from the cultural hub that Marin is today—an echo of what…