Piano Sonata Hob. XVI/52

It has been the subject of extensive analysis by distinguished musicological personages such as Heinrich Schenker and Sir Donald Tovey, largely because of its expansive length, unusual harmonies and interesting development.

794,[5]" which means "Sonata composed for the celebrated Miss Theresa Jansen ... by myself Joseph Haydn in my own hand, London 1794.

[6][7] A London edition, perhaps instigated by Jansen, appeared with Longman and Clementi in 1800 with the title "A grand new sonata for the piano forte composed expressly for Mrs. Bartolozzi, Op.

Throughout the movement, Haydn uses improvisatory figures such as repeated notes increasing in speed, wide arpeggios, and scalar runs.

Haydn’s use of fermatas, a minor section in the middle of the movement, and the perpetual motion passages again show the improvisatory and virtuosic nature of this whole piece.