Prager Morgenpost 14/1/1863 published an advertisement announcing:
Café „Politik,“
Z E L T N E R G A S S E, [Celetná ulice]
1st floor opposite Schäde’s Café.
Today
as well as each following Sunday and
Wednesday
Musik-Soiré.
The Cafésalon on the aforesaid
da
ys remains open until the following morning.
No further details of this event were given by the source. An identical advertisement had been published in this newspaper on 11/1/1863.