I wasn't offended GWASS. I've offended any number of druids in my time.... LOL
Jack of all trades, master of none... that's me tjj. :-)
It's been good for me, discarded some stuff I wasn't sure of, had a sounding board for expanding other stuff.
Dodge, about links - I found my copy of T D Kendrick, checked concerning sacrifice and the celts and it wasn't that book. Must have been Stuart Piggott. Came across these whilst googling which might be worth investigating.
http://www.digitalmedievalist.com/faqs/sacrific.html
A late Iron age shaft in Holzhausen in Baviaria
http://gallery.sjsu.edu/sacrifice/celt.html
Grave of a Celtic Woman (4-3 BCE) - Celtic - Zurich
http://www.celtnet.org.uk/miscellaneous/boar.html
The ritual shaft found at Ashill in Norfolk
http://www.btinternet.com/~ron.wilcox/onlinetexts/onlinetexts-chap8.htm
Excavation on an example near Stonehenge, at Wilsford