Sometimes book designers did abstract things in the '60s, and we get to reap the benefits.

Sometimes book designers did abstract things in the ’60s, and we get to reap the benefits.

This has a certain sans serif early '80s snobbery feel that reminds me of every volume on my hippie mother's bookshelves when we were kids.
There are many text-only cover treatments but this one has a thoughtfulness and elegance that's rare.