Via The Elegant Variation comes a referral to Curious Expeditions’ Librophiliac Love Letter. The page is graphics-intensive and loads slowly. But then, its “Compendium of Beautiful Libraries” rewards your patience one hundredfold.
(Left) One of my favorites: Real Gabinete Portugues De Leitura Rio De Janeiro, Brazil
(Right) The most intriguing: Hereford Cathedral Chained Library, Hereford, England