Livraria Bertrand is a Portuguese book retailer operating 59 branches nationwide, including 2 in Madeira. Founded in 1732, its original store in the Chiado neighborhood of Lisbon was declared to be the oldest operating bookstore in the world by the Guinness Book of World Records in 2011.[1] Bertrand has been frequented by numerous famous authors, including Alexandre Herculano, Fernando Pessoa, Eça de Queirós, Antero de Quental, Ramalho Ortigão, and the fictional protagonists of Antonio Tabucchi's short masterpiece "The Backwards Game".