42 REFERENCE SOURCES
standard reference sources to consult when the question is “Where is... ?”
or “How far is it to... ?”Oxford’s Atlas of the World (15th edition) is a highly regarded work
which offers many special features, including city maps and census
statistics, and is updated annually.
The Oxford Atlas of the United States (17th edition) includes charts,
graphs, and statistics along with its outstanding collection of maps.
The National Atlas of the United States (www.nationalatlas.gov) “pro-
vides a comprehensive, maplike view into the enormous wealth of
geospatial and geostatistical data collected for the United States.”
The federal government published a national atlas from 1874 until- In 1997 Congress authorized the creation of a new national
atlas and assigned the task to the United States Geological Survey.
On this site you can customize maps for printing or viewing, print
preformatted maps of various kinds, order wall maps, and use
interactive maps.
The Perry-Castañeda Library Map Collection at the University of Texas
at Austin (www.lib.utexas.edu/maps/) consists of some 250,000
maps, 11,000 of which are available online. All kinds of world,
region, and country maps as well as various other types of maps
(e.g., gas prices, elections) are available and may be downloaded.
There are also links to many other map websites.
The United States Geological Survey (www.usgs.gov), “your source
for science you can use,” provides resources for biology, geography,
geology, geospatial information, and water study.
Map Collections (http://memory.loc.gov/ammem/gmdhtml/) supplies
digitized images from the Geography and Map Division of the
Library of Congress. These maps are
arranged into seven categories: “cit-
ies and towns,” “conservation and
environment,” “discovery and explo-
ration,” “general maps,” “cultural
landscapes,” “military battles and cam-
paigns” and “transportation and com-
munication.”
there is no shortage of maps
in cyberspace. Some of the most
popular mapping sites include
Google Earth (http://earth
.google.com), MapQuest (www
.mapquest.com), and Mappy
Road Guide (www.mappy.com).http://www.ebook3000.com