A simple advertisement was published by Mercy’s Anzeiger 21/2/1857 reporting that ‘Tomorrow Sunday takes place in the Apollo-Hall a public Ball. Tickets to the same can be obtained from the restaurant [at the Apollo Hall] and from the box office [of the venue].’ This advertisement was repeated in the newspaper the following day. The Vergnügungsanzeiger of Mercy’s Anzeiger 22/2/1857 reported ‘Today Sunday... Apollo Hall: Ball.’ No further details were given by the source.