A postcard mailed in 1926 from the Hotel Kolner Hof, which was famously anti-Jewish. The postcard features a caricatured Jewish manprotesting at having been kicked out of the hotel and labels the Kolner Hof a Christian-German House.

This newspaper ad for the famously anti-Jewish Hotel Kolner Hof makes their position clear: Jewish Visitors Forbidden.

A postcard with a label advertising Hotel Kolner Hof.

A postal label advertising the “Jew-Free” Hotel Kolner Hof in Frankfurt, Germany.

A series of labels issued by the Kolner Hof Hotel that openly advertised the exclusion of Jews through anti-Jewish slogans and characatures.

A late 1800s postcard from a hotel called the Kölner Hof, in Frankfurt, Germany. Even if you can’t read German, you can tell from the Jewish caricatures that the Kölner Hof didn’t welcome Jewish guests.

As Frankfurt was earning the nickname “New Jerusalem” for its Jewish population, the Kolner Hof hotel was having none of it. The sign in the restaurant pictured on this 1898 postcard reads, “Juden ist der aufenthalt hier verboten,” or “Jews are forbidden from staying here.”