@misc{_Postcard,,
 howpublished={online},
 publisher={Mosella GMBT Trier},
 type={postcard},
 title={Postcard, Old Sopot with the "New Spa House"},
 title={Pocztówka, Alt-Zoppot Seestrasse und Seeberg i. J.},
 keywords={Postcard, Grafic desing, Museum collections, Sopot Museum},
}