Re: contour mapping

--- In CAD_CAM_EDM_DRO@y..., npalen@n... wrote:
> Hello all--I've been wanting to CNC machine a scaled "relief map"
of
> the wheat and cattle farm where I grew up in North Central Kansas
> U.S.A. This consists of several hundred acres of rolling terrain
> including the farmstead. All I have left are the memories and an
> aerial photo of the buildings.
> Would anyone have knowledge of what it would take to utilize data
> from the U.S. Geological Survey (URL below) to program the
contours?
> I would like to construct scale models of the buildings from
memory
> and place them on what I envision to be about a 24" square "map".
> The various "ponds" filled with something to simulate water would
top
> it off! Can anyone please help me? Thanks. Nelson
> http://navigation.helper.realnames.com/framer/1/262/default.asp?
> realname=U%2ES%2E+Geological+Survey&url=http%3A%2F%2Fwww%2Eusgs%
> 2Egov&frameid=1&providerid=262&uid=30116898