[Freegis-list] Announced NGA Map Sale Change: TCP, ONC, JNC, GNC

[Bernhard Reiter]

Frank,

Am 29. Apr 2005 um 12:07:09 schrieb Frank Warmerdam:
> On 4/29/05, Bernhard Reiter <bernhard at intevation.de> wrote:
> >From a scan of the NGA catalog it would seem there are approximately:
> 
>  GNC (1:5000000): 25
>  JNC (1:2000000): 108
>  ONC (1:1000000): 250
>  TPC (1:500000): 700
> 
> I'm not clear on how much disk space that amounts ot, but it
> would appear to take appoximately $15000 USD to purchase
> all the datasets.  I gather that they have limited supplies and
> are not producing new CDs, so some of these are likely already
> unavailable. 

I know that some US libraries keep many data CDs.
They might have a few and copying would we cheap for a person on site.
(E.g. the map library of the University of Wisconsin, Milwaukee.)

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