@book{UBHD-1261803, title={1830 - 1930}, subtitle={25. Mai 1975 - 31. August 1975}, publisher={St{\"a}dt. Suermondt-Museum}, address={Aachen}, year={1975}, pages={27 S.}, language={ger}, library={UB [Signatur: 77 S 109::1] ; KU [Signatur: xD 54000/160::I]}, }