Useful web sites:

San Francisco Opera's website, which has a "Viewpoint" essay and an essay titled "The Magic Flute: Where does it come from...and where does it go?"

The Mozart Project contains a complete biography of Mozart, as well as compositions, essays, and other links.

The New Grove Dictionary of Opera's entry on The Magic Flute.

A website on Freemasony has information, links, and images that might help understand some of the Masonic aspects of The Magic Flute.