From the Hans Christian Andersen biography "The Life of Hans Christian Andersen. Day By Day", written by DPhil Johan de Mylius:
Visits the Ingemanns on his way to a christening at Holsteinborg. HCA is the godfather of Christian Holstein. Whilst there, spends time with A.N. de Saint-Aubin (the writer Carl Bernhard). Returns to Copenhagen on 1st November.
Dines at the home of Mrs Tutein (daughter of Giuseppe Siboni) along with Gade, Clara Schumann and the Jerichaus (presumably due to Clara Schumann performing at concerts in Copenhagen).
23 December 1856
Overnights at the Ingemanns' on the way to Basnæs Estate, where he arrives on 24th, but is otherwise ill during Christmas.