The Žilevičius-Kreivėnas Musicology Archive has one of the largest collections related to Lithuanian music in the world. The archive was established by and most of it was collected by musicologist, composer, and community activist Juozas Žilevičius (1891-1985). In 1986, the archive became a part of the Lithuanian Research and Studies Center, and was joined with the Lithuanian musical library of Kreivėnas.