From the Hans Christian Andersen biography "The Life of Hans Christian Andersen. Day By Day", written by DPhil Johan de Mylius:
The First Trip to Sweden
HCA is showered with birthday presents, not least from the widowed Mrs Bügel (whose daughters Ingemann had previously shown an interest in). From her he receives: "eau de cologne; soap, 6 bottles of wine, two bottles of stout [for many years, stout was HCA's regular drink before retiring in the evening], two bottles of Champagne; one measure of sugar and [approx.] 14 feet of fine, black cloth, Alles auf einmal einzunehmen!"[German for: and all to be taken in at once!], as HCA confides in Henriette Hanck in a letter dated 4th April.
Publication of Eventyr, fortalte for Børn. Tredie Hefte (Tales, Told for Children.Third Booklet) including: "Den lille Havfrue" (The Little Mermaid) and "Kejserens nye Klæder" (The Emperor's New Clothes). 2nd edition 1846.
May - June: (presumably)
German edition of O.T. [later editions are titled O.Z.] translated by W.C.Christiani. Published by Eduard Kummer in Leipzig.
20th June - 19th July
Journey to Stockholm (via Elsinore, Helsingborg, Varberg, Göteborg, then the Göta Canal to Stockholm).
Aboard the boat on the Göta Canal, HCA meets Frederika Bremer, who boarded in Vänersborg on the 25th. Frederika Bremer is known in Europe for her religiously oriented domestic novels, and in the following years, she will come to be a an important support for HCA in his Swedish "crusade". While she thinks very highly of his novels, he can barely stand to read a single one of hers.
Release of the 2nd edition of Improvisatore (The Improvisatore). Reitzel pays HCA 180 rdl. for this edition.