-------------------------------------------------- From: "Royal Pemberton" <ampex354 at gmail.com> > Erm....don't you mean D1XX-XXXX and such like are after-the-fact? E1 > means > 1951.... > Right! The original post (in error) cited the E1- m#, and after I thought about it I realized it must have been "D-1-*" Steven C. Barr