Thursday, 26 February, 1784, and the following four Thursdays: private concerts for Prince Galitsin, the Russian Ambassador, 1046 Krugerstrasse
1, 5, 8, 12, 15, 19, 22, 29 March, 1784. Private concert series at Count Johann Esterha:zy's, Master of the "Crowned Hope" Masonic Lodge
17, 24, 31 March, 1784. Subscription concert series in the Trattnerhof. Program included the piano concertos K. 449, K. 450, and K. 451 on the three successive days.
20 March, 1784. Private concert at Count Zichy's.
1 April. Benefit concert for Mozart in the Burgtheater. Program: Linz Symphony K. 425, perhaps the Haffner symphony K. 385, piano concertos K. 450 and 451, quintet for piano and winds K. 452.
10 April. Private concert for Prince Kaunitz.
29 April. Appearance in a concert given by violinist Regina Strinasacchi, Kaerntnertortheater. Violin sonata K. 454, piano concerto, perhaps k. 454; the Emperor attended.
8 May. Private concert given by Therese von Trattner, wife of his landlord and his pupil.