The Violin Sonata No. 19 in E-Flat Major (K 302/293b) was composed by Wolfgang Amadeus Mozart in the spring of 1778 in Mannheim in March 1778 in Mannheim, Germany and was first published in the same year as part of Mozart's Opus 1 collection, which was dedicated to Maria Elisabeth, Electress of the Palatinate and are concequently known as the Palatine Sonatas.
