This directory includes a clone of open source X3D examples published at http://www.web3d.org/ or with sister sites, in particular the ones (co)maintened by Don Brutzman.
In particular:
You can find the originals on Source forge.
Also available through svn: ''svn co https://x3d.svn.sourceforge.net/svnroot/x3d/www.web3d.org/x3d/content/examples/X3dForWebAuthors X3dForWebAuthors''