The pdf file is here (just click the link) and if you don't have a pdf reader then you can get one for free from Adobe by clicking here.

If you want to see more about coring then these links will get you to some of the turners mentioned in the presentation:

Brendan Stemp - bowlsaver max 3

Reed Gray (robohippy) - McNaughton

For a very thorough overview of coring and coring systems then this link to an AAW (you don't have to be American to join!) article is well worth a read:

http://www.aawcontentsource.org/aaw_cs1_pdf/AW2801p36-44.pdf

If you have the urge to splurge some cash then these are the dealers in the UK:

McNaughton - Toolpost

Woodcut - Axminster

Oneway - Toolpost/Oneway Europa/Dictum

Happy turning!