The purpose of this site, subtitled An Archive of Free Choral Music, is to create a repository of editions of music in the public domain. It contains over 1,800 scores. Sound files are available in MIDI format while source files are in various formats. Users can download a PDF listing of all the scores or use the search engine to search by composer title, or number of voices and voice parts.
Users can also contribute to the list.
Online Music dictionary - explains musical terms. There are biographical entries for bands and individual musicians, and sections containing bibliography and scholarly essays. As Webmaster Scott Alexander suggests, the plentiful audio clips make this site a sort of Internet radio station for early jazz. Hierarchical organized according to the Sachs-Hornbostel classical scheme, we are told is the best route for advanced users and is a good way to learn about hierarchies in organology. Historians will be happier starting in geographical, where they are first provided with a clickable map of the world with areas identified by different colors.