A website, openculture, mentions you can free download for 448 art books from the Metropolitan Museum of Art’s publication website named MetPublications! Here is the list of the free art books from the website(http://www.metmuseum.org/art/metpublications/titles-with-full-text-online?searchtype=F). You can read the books online or download them in PDF format. MetPublication mentions about the publishing program, “From its founding in 1870, The Metropolitan Museum of Art has published exhibition catalogues, collection catalogues, and guides to the collection. Today it is one of the leading museum publishers in the world, and its award-winning books consistently set the standard for scholarship, production values, and elegant design.” Please take this great opportunity from MetPublication!
Web article: ‘Download 448 Free Art Books from The Metropolitan Museum of Art’ by openculture.com