 Complete the following phrase:  The collection of letters from a number of composers and scores by Brahms is since 2000 part of the collection of the Brahms-Institut. Avé-Lallemant, who played the violin himself, possessed the Cremonese violin of Prince Louis Ferdid of Prussia 17721806. Apart from being a soldier in the Napoleonic wars, Louis Ferdid was also a gifted musician and composer. The prince brought his violin also to military campaigns. He bequeathed it to his friend, Avé-Lallemants father, the evening before his death in the 