-------- Original Message --------
Subject: Keeping old topographic indexes
Date: Thu, 9 Jun 2011 09:40:28 -0500
From: Schiefer, Sandra Lynn <[log in to unmask]>
To: [log in to unmask] <[log in to unmask]>
We have some topographic *index* maps from the 1960-1980s. Do these
change over time, or are the same from year to year? I would assume that
once a quadrangle is named, it does not change. Is there any need to
keep these?
*Sandy Schiefer*
Government Documents Librarian
106B Ellis Library
University of Missouri – Columbia
Columbia, MO 65201-5149
573-884-8123
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