Heres a few x3 links that look useful, some in different langues but many good pictures.
first from mini-lathe.com
http://www.mini-lathe.com/X3_mill/X3rvw/X3.htm
about the sticky spindle
http://www.mini-lathe.com/X3_mill/sp...X3_spindle.htm

http://www.tedatum.com/thms/shop13.html
http://homepage3.nifty.com/rockhill/X-3.htm
http://www.tokentoolroom.com/mill.html

Enjoy

Jon