DATA SOURCES

Data were initially drawn from six key datadases.
These included:

Missing data, or apparent anomalies in the data, were resolved with direct phone call or email contacts with the original data sources. For example, this included contacting public libraries, school systems and newspaper publishers for either data completion or verification.

U.S. Census Bureau
United States Department of Commerce
(United States Census 2000)
http://www.census.gov/

Audit Bureau of Circulations
(2004 Audit Bureau of Circulations)
http://www.accessabc.com/

American Booksellers Association
(Copyright 2003)
http://www.BookWeb.org/

Yellow Pages, Inc.
(Copyright 2003 Yellow Pages, Inc.)
http://www.yellowpagesinc.com/

55th Edition
American Library Directory
(2003-2004 Volume 1)

Media Finder.Com of Oxbridge Communications Inc.
(The site searches the National Directory or Magazines and the Standard Periodical Directory, both 2003 editions.)
http://www.mediafinder.com