Keywords "Long" 18th century; 18th century; Baroque; Enlightenment; Czech National Revival; history of Czech language; development of Czech language; Czech language in the Baroque period; Czech language in the times of the Czech National Revival; Czech language in the "long" 18th century; manuscript; scribe's usage; cultural Czech language; books of historiographic records; historiography; "folk chronicles"; gramatography; grammar books; Baroque stylistics; Baroque rhetoric; history of spelling; development of spelling; history of phonetics; development of phonetics; history of morphology; development of morphology; development of the lexis; Chlumec nad Cidlinou; Kutná Hora; Milčice; Nové Strašecí; Pelhřimov; Roudnice nad Labem; František Šolc; Vojtěch Kegler; František Jan Vavák; Filip Ignác Dremsa; Antonín Štěpán; Vojtěch Jílek; Václav Preinhelter. Abstract The traditional view describing Czech literary works written in the period from the late 17th century to the end of 18th century as signs of decline in the level of Czech language and literature has been successfully overcome by linguists over the past few decades. However, most papers covering the topic were focused on prints; handwritten sources are being analysed marginally and unsystematically. The aim of this dissertation is to provide a more...