In C#,
List Records = (get list...)
List MatchParams = (from er in Records
from p in er.Parametrics
where er.UpdateDate < DateToMatch
select p).ToList();
OR
List MatchParams2 = Records.Where(er => er.UpdateDate < DateToMatch).SelectMany(er => er.Parametrics).ToList();
Vince Remember the dead, fight for the living
IE 7 (7.0.5730.11). No add-ins other than the common ones (Adobe PDF, Flash, Java engine, etc). Any text I try to paste yields the problem. I actually tried copying-and-pasting the "IE 7" I started this reply with and got the problem. Baffling...