Quartz: “Four million books are stored underneath New York City’s Bryant Park. Twenty-seven feet below the grassy patch in mid-town Manhattan are miles and miles of bookshelves at the New York Public Library’s (NYPL) newly expanded Milstein Research Stacks…To maximize space, the NYPL is now storing its collection based on a book’s physical dimensions instead of shelving them based on where they fall in the Dewey Decimal System. This means that Religion and Innovation: Antagonists or Partners? which measures roughly 6 x 9 in. would be placed next to the recipe book Oyster: A Gastronomic History which measures 7 x 9 in. “Content, color [of the cover]—it doesn’t matter. It’s all based on size,” explains Gerry Oliva, the NYPL’s head of facilities who gave Quartz a tour of the underground stacks–which are not open to the public–and the library’s newly refurbished reading room…”