What is National Library of Spain?
{{Infobox library | native_name = Biblioteca Nacional de España | native_name_lang = es | name = National Library of Spain | library_logo = BNE logo.svg | image = Biblioteca Nacional de España (Madrid) 09.jpg | country = [[Spain]] | location = [[Madrid]] | established = {{Start date and age|1712|paren=yes}} | ref_legal_mandate = Royal Decree 1581/1991 on October 31st. | items_collected = [[book]]s, [[Academic journal|journal]]s, [[newspaper]]s, [[magazine]]s, [[Sound recording|sound and music recordings]], [[patent]]s, [[database]]s, [[map]]s, [[Postage stamp|stamps]], [[Printmaking|prints]], [[drawing]]s and [[manuscript]]s | collection_size = 26,000,000 items, including 15,000,000 books and other printed materials, 30,000 manuscripts, 143,000 newspapers and serials, 4,500,000 graphic materials, 510,000 music scores, etc. | legal_deposit = Yes, by Decree on December 23rd 1957 | req_to_access = Access to reproductions and post-1958 materials is open to Biblioteca Nacional library card holders. Access to pre-1958 materials is only allowed with a researcher card.<ref>{{cite web|title=Carnés de la Biblioteca|url=http://www.bne.es/es/Servicios/InformacionPractica/CarnesBNE/index.html|website=www.bne.es|accessdate=4 February 2017|language=es|date=20 March 2012}}</ref> Materials in exceptional circumstances are subject to special restrictions.<ref>{{cite web|title=Carné de investigador. Biblioteca Nacional de España|url=http://www.bne.es/es/Servicios/InformacionPractica/CarnesBNE/DocumentacionInvestigador/|website=www.bne.es|accessdate=4 February 2017|language=es|date=12 December 2011}}</ref> | members = 115,707 readers in 2007. The web users in the same year were 1,800,935. | budget = €47,380,860 | director = [[Ana Santos Aramburo]] (since 2013) | num_employees = 1025 (including external employees) | website = http://www.bne.es/ }} {{Infobox Historic Site | name = National Library of Spain | native_nam