18th Century paperbacks covered with xylographic papers (from Antonio Carpallo et alii: Encuadernaciones de las Guías de Forasteros de la Real Academia de la Historia. Madrid: Ollero y Ramos, 2015) [source]
This is a book that is in the public domain. It was published in 1901. According to the US Copyright laws, books published before 1923 are in the public domain.