Hi all,
sorry I haven't been about. Work :(
Thanks to you all on the get a lump of metal issue (simplified summary).
I saw this on ebay and though of you!
http://cgi.ebay.co.uk/TCS-SPECIAL-FORCES-KNIFE-FIGHTING-THROWING-BOOK-NEW-MMA_W0\
QQitemZ250453530070QQcmdZViewItemQQptZUK_Books_NonFictionBooks_NonFictionBooks_S\
M?hash=item3a503195d6&_trksid=p3286.c0.m14&_trkparms=65%3A1|66%3A2|39%3A1|240%3A\
1318|301%3A1|293%3A1|294%3A50

Says it is a new book on combat knife technique, including throwing.
Just a heads up really!
All the best
Rob.