EntityQ170109· pop 35· linked from 601 articlesBerlin State LibrarySign in to savestate library and heritage institution in GermanyConnectionsBerlin WallEntityFrederick William of BrandenburgEntitymicroformEntityGermanEntityBerlinEntityKarl MarxEntityWorld War IIConceptQ5879EntityLudwig van BeethovenEntityWolfgang Amadeus MozartPersonWorld War IConceptJohann Sebastian BachEntityeuroEntityUNESCOEntityKrakówEntityNazi GermanyConceptgeographic coordinate systemEntityHeinrich HeineEntityThomas MannEntityGerman Democratic RepublicEntityCategories1661 establishments in the Holy Roman Empire1661 in literatureDeposit librariesEducational organizations established in the 1660sLibraries established in the 17th centuryLibraries in BerlinNeoclassical architecture in BerlinOrganizations established in 1661Prussian Cultural Heritage FoundationPrussian cultural sitesUnter den Linden