Tapered serifs and a near-vertical axis sharpen every letter; a thin-and-thick rhythm that holds from fourteen point down to six.
Hot-pressed between copper plates, the glazed wove ground takes ink without bleeding — cool grey-tan, never the cream of cheaper presses.
A quarto's worth of leading on every page; the eye finds its line by the white around it, not by the rule beneath.
A single aged-gold tone marks chapter and folio; everything else is dense black ink on the cool ground, exactly as Baskerville set it in 1757.