Cello Sonata no. 4 in C major, op. 102, no. 1

The Sonatas for cello and piano No. 4 in C major, Op. 102, No. 1, and No. 5 in D major, Op. 102, No. 2, by Ludwig van Beethoven were composed simultaneously in 1815 and published, by Simrock, in 1817 with a dedication to the Countess Marie von Erdődy, a close friend and confidante of Beethoven.