Here is his reply, for your information:
> Dear Dr. Arveson:
>
> Thank you for your kind invitation to speak at the ASA-CSCA
> meeting in Toronto this summer. I regret that I won't be
> able to accept.
>
> A number of years ago I wrote an article in EOS in rebuttal
> of Robert Gentry's mis-use of polonium haloes. I will hunt
> out a copy of it to FAX to you. I am not familiar with any
> more recent work by Gentry, but the evidence and consistency
> of radiometric dating have only grown stronger since I
> wrote. I know of no reason whatsoever to lend any credence
> to ideas of a very young earth.
>
> I strong recommend the book "The Age of the Earth" by G.B.
> Dalrymple.
>
>
> Yours sincerely,
> D. York
> Chairman
> Department of Physics
> University of Toronto
>
>
---------------------------------------------
Paul Arveson, Research Physicist
73367,1236@compuserve.com arveson@oasys.dt.navy.mil
(301) 227-3831 (W) (301) 816-9459 (H)
Code 724, NSWC, Bethesda, MD 20084