Heinrich Friedrich Ludwig Rellstab (April 13, 1799-November 27, 1860) was a German poet and music critic. He was born and died in Berlin. The first seven songs of Franz Schubert's "Schwanengesang" have words by Rellstab. His work was also set to music by Franz Liszt. He was the son of the music publisher and composer Johann Carl Friedrich Rellstab. He is also known to have given Ludwig van Beethoven's opus 27 no. 2 sonata its famous nickname, … Wikipedia
The definitive Wikipedia entry for Ludwig Rellstab. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Ludwig_Rellstab