Did you try forwarding a copy to his service provider?
 
Kaiwan Corporation (KAIWAN-DOM)
   18001 Sky Park Circle, Suite J
   Irvine, CA  92714
   Domain Name: KAIWAN.COM
   Administrative Contact, Technical Contact, Zone Contact:
      Hwang, K. Luke  (KH15)  [log in to unmask]
      (714) 260 8888
   Record last updated on 10-Jul-95.
 
Also you might consider sending a hard copy to the Anti-Defamation League
of B'nai B'rith in NYC...
 
On Tue, 15 Aug 1995 01:21:37 -0500 Ingrid H. Shafer said:
>Greg Raven, <[log in to unmask] (Greg Raven)> has just sent some
>very offensive Holocaust denial material (2 batches!) to the members
>of the Holocaus(t) list, one member at a time. The header was about
>22 pages long.  I suspect this is technically not considered spamming
>since he is sending the material to indivduals rather than lists.
>On the other hand, I can imagine few more vicious and heinous acts
>of mental cruelty than sending this kind of material to hundreds of
>people who may themselves be victims or the children of victims. Is
>there some way this kind of activity can be stopped!
>
>In pain and anger!
>
>Ingrid Shafer ([log in to unmask])