In the late 18th century it was customary to publish works in multiples of three and Beethoven typically worked on the triptych of his Op. 10 simultaneously between about 1796 and 1798.

Yet such images invariably come to mind when prompted by certain pianists, and it is they who surely reveal Beethoven in all his fullest and most evocative glory. Sonata for Piano No. 1 Sonata for ...

For all Beethoven's rages, moods and temporary glooms ... 5 Sonata for Piano No. 6 Sonata for Piano No. 7 Sonata for Piano No. 8, 'Pathétique' Sonata for Piano No. 9 ...