I recall somebody here looking for one not too long ago, but can't remember exactly who.
http://cgi.ebay.com/OMI-Overland-Brass-Amtrak-F59PHI-Surfliner_W0QQitemZ120036727779QQihZ002QQcategoryZ484QQrdZ1QQcmdZViewItem
BTW, this ain't my auction.