“That’s the thing about books,” writes Jhumpa Lahiri in her novel of 1993, The Namesake. “They let you travel without moving your feet.” Carrying bibliophiles across time and space—without anyone having to leave the building—the Park Avenue Armory hosts the fair’s 60th anniversary edition. Rare books, maps, and manuscripts spanning continents, eras, and specialties are the bounty of dealers who’ve come from all over the world. —J.V.