-------- Original Message --------
Subject:        Re: [MAPS-L] Census ward maps
Date:   Thu, 28 Jul 2011 21:32:06 -0700
From:   Virginia R Hetrick PhD <[log in to unmask]>
To:     Maps, Air Photo, GIS Forum - Map Librarianship
<[log in to unmask]>



Hi, Thelma -

You might try the people at Carnegie Mellon University who worked on the
time series of population that they talked about at the NCGIA conference
in March, 1991.  Mike Goodchild might remember their name as the
conference was at UCSB.

v
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Virginia R. Hetrick, here in sunny California
Email: [log in to unmask] <mailto:[log in to unmask]>
"There is always hope."
My fave: http://www.washington.edu/cambots/camera1_l.gif
There's no place like:  34N 8' 25.40", 117W 58'5.36"
if you can't be at:  48N 6' 59.9" 122W 59' 54.2"
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