@misc{_Postcard,,
 howpublished={online},
 publisher={Clara Bernthal},
 title={Postcard, Ostseebad Zoppot - Adlershorst},
 title={Pocztówka, Ostseebad Zoppot – Adlershorst},
 type={postcard},
 keywords={Postcard, Grafic desing, Museum collections, Sopot Museum},
}