hmmm...some of these 'free' sites have simply put up interesting things they have found, with little concern as to whether they are registered to someone else....fonts are notoriously hard to keep 'safe' from pirates, and it is relatively easy to make an almost identical copy and just rename it. I don't knowingly send anyone to a place with illegal fonts or programs.
In any case, it could be handy for someone who wants to illustrate some chords ..*shrug*...

There are a couple of freeware font managers which WILL show you where on the keyboard glyphs are located, which can make it all a lot easier...

"The Font Thing" is one