Restoration and conservation works on a 19th century velocipede

U ovom diplomskom radu bit će opisana povijest i razvoj dvokotača od 19. do 21. stoljeća. Među njima nalaze se brojni primjeri izrađivani na području Europe. Također su opisane i tehnike izrade različitih tipova bicikala koje su pratile industrijski razvoj tehnologije. Uz povijesno – teoretski dio, opisan je i postupak tretiranja velocipeda iz 19. stoljeća koji se odvijao tijekom ljetnog semestra 2021. godine. Dijelovi velocipeda restaurirani su u radionicama za metal i papir na Odjelu za umjetnost i restauraciju Sveučilišta Dubrovnik. Restauratorski zahvat sastojao se od uklanjanja mehaničkih i kemijskih degradacija vidljivih na predmetu i izrade nedostajućih elemenata.In this graduate thesis will be described the history and development of two – wheelers from the 19th to the 21th century. Among these are numerous examples drawn up in Europe. Techniques for making two – wheelers and bicycles, followed by the industrial revolution in general, are also described. In addition to the entire historical and theoretical part, the treatment of the 19th century velocipede that took place during 2021 is also described. Velocipede was restored in a metal and paper workshops at the Department of the University of art and restoration Dubrovnik. Restoration procedure consisted of removal and cleaning of the mechanical and chemical degradation visible on the object of this graduate thesis and making of the missing parts