Yes. I've kept the notes I took when I visited Yale on September 10, 1993. I'll send you, privately a listing of the discs I saw. I can trace the source of information for almost all discs listed in the Greenwood book. Paul Charosh In a message dated 1/28/10 10:35:03 A.M. Eastern Standard Time, [log in to unmask] writes: I'm wondering how best to help with discs at Yale HSR: of course, if there are any you need to re-view, that's easily managed; but I doubt that I'll be able to tell which if any Am. Berliners held here are "new" since your 1st edition. Have you any way to tell which Yale-held discs we dealt with for 1st ed. ?