Usenet Explorer

I would like to load headers from, say 7-12 Februari. So that's a little over 2 weeks ago and i only want these 4 or 5 days. I know i can select headers 1-30 days old, but then i still would have to d/l all headers be4 the 7th, which in some groups are an awefull lot. If i select 1-14 days old, i do...