Overleg:Mindekantata over fru Anna Nielsen
Yes, indeed the Theater Journal confirms that the Mindekantate was performed on that date preceding the opera Norma.
The text, recited - probably - by Mad. Holst, Mr. Holst and Mr. Wiehe, was written by the actor, director and writer H.P. Holst to Gade’s music. The text seems not to have been published - or at any rate is no longer in the archive.
The musical score might still be kept in the orchestral collection of the Royal Theatre and Chapel in The Royal Library