NTM-derived digital ortho quads ?

[Mark Robbins 475-2580]

> From: DUNN  JEREMY SIMON <dunnj at jimi.colorado.edu>
> Message-Id: <9612040219.AA02251 at jimi.colorado.edu>
> Subject: NTM-derived digital ortho quads ?
> To: grassu at cecer.army.mil
> Date: Tue, 3 Dec 1996 19:19:09 -0700 (MST)

Jeremy said:
> 
> Good Afternoon,
> 
> I'm interested to know if anyone can tell me what NTM-derived digital data 
> is and if there is a web site available that may have such data that 
> can be downloaded.

Don't have a clue with that one.
 
> 
> Also coes anyone know of sites that archive time frames of land use and 
> cover data for the years 40's through 90's ?

Try http://www.tnris.state.tx.us.  Although we have lots of information going
back to the 40's, most of it is not in digital form prior to the 80's.  We
are trying to move it.
 

mark.robbins at tnris.state.tx.us