its quite feasable that a 60's track could have been put on to an old blank that was lying around in the studio, but as we now know after your very informative "audiodiscs" link on the timi yuro thread, they must have had a time machine to make that sam fletcher disc, as for jimmy ray....well i have to disagree with your 30 day estimate, more like 30 minutes, i dont think the ink on the labels dry yet