Zen and the Art of Motorcycle Maintenance: An Inquiry into Values

Book-club printings from this period exist for the title but no title-specific book-club points (blind stamp position, board or size variation) are documented in the sources consulted, so none should be asserted; a copy lacking the number line beginning with 1 is not a first printing regardless. The Bantam mass-market paperbacks from 1975-76 onward and the later anniversary editions carrying Pirsig's afterword are "first thus" traps.