-------- Original Message --------
Subject:        Re: number of USGS topo's
Date:   Mon, 16 Jul 2007 13:35:31 -0700
From:   John Novak <[log in to unmask]>
To:     Maps, Air Photo & Geospatial Systems Forum <[log in to unmask]>



According to the pdf at this page

http://topomaps.usgs.gov/revision.html (top link) the 1:24,00 program
was completed in 1990.

Best,

John


On 7/16/07, Maps-L <[log in to unmask]> wrote:
> -------- Original Message --------
> Subject:        RE: number of USGS topo's
> Date:   Mon, 16 Jul 2007 15:43:11 -0400
> From:   Hallie Pritchett <[log in to unmask]>
> To:     'Maps, Air Photo & Geospatial Systems Forum' <[log in to unmask]>
>
>
> Darlene - Take a look at the USGS Map Booklet Online Edition:
>
> [NOTE TEXT WRAP WHEN ENTERING URL]
> http://erg.usgs.gov/isb/pubs/booklets/usgsmaps/usgsmaps.html#Topographic%20M
> aps
>
> According to this page it takes about 57,000 maps to cover the lower 48,
> Hawaii & territories, with another (approximately) 3000 15' maps covering
> Alaska.  It doesn't say when all of the 7.5' mapping was completed, but you
> might find that elsewhere on the USGS site:  http://www.usgs.gov/.
>
> Hallie Pritchett
> Map Librarian
> University of Georgia Libraries
> Athens, GA 30602
> [log in to unmask]
> 706-542-0690  FAX: 706-583-0631
> http://www.libs.uga.edu/maproom/
>
>
>
> -----Original Message-----
> From: Maps, Air Photo & Geospatial Systems Forum
> [mailto:[log in to unmask]] On Behalf Of Maps-L
> Sent: Monday, July 16, 2007 3:17 PM
> To: [log in to unmask]
> Subject: number of USGS topo's
>
> -------- Original Message --------
> Subject:        number of USGS topo's
> Date:   Mon, 16 Jul 2007 13:44:32 -0500
> From:   Brimmage, Darlene <[log in to unmask]>
> To:     <[log in to unmask]>
>
>
>
> Hi!!
>
> I am speaking to a group next week about material in our Map Collection.
>
> I was trying to verify some info that I thought I had read on this list ---
>
> that there are 55, 000 --- 7.5 minute maps
>
> and that USGS completed mapping the entire US at this scale in the last
> 5 to 7 years????
>
> How far off is my memory??
>
> Called USGS and they didn't seem to have this info at their finger tips..
>
> thought someone on the list might.
>
> Thanks
>
> Darlene Brimmage
>
> Map Specialist
>
> Dallas Public Library
>


--
John Novak
Novacell Technologies and the Old Topo Depot
http://www.novacell.com
877-old-topos