Larry Wood Feb 1, 2002
> Still puzzling out that NGC 2299 problem. (In Guide 7, there
> were assorted situations in which going from zoom level 5 to 6
> caused the types of objects to change. That happened because
> I rather foolishly created "high-level" DSO data from one dataset,
> and "low-level" DSO data from other datasets. In Guide 8,
> everything ought to come from common data; the only difference
> is that fainter objects are dropped out from the "higher-level"
> dataset.)