Reference  (15 Titles)

1. 1990 U.S. Census
2. A Historical Record of The Population of the United States
3. ACRONYMS.LIST
4. Criminal Psychology
   by Hans Gross
5. Dictionary of Americanisms
   by John Russell Bartlett
6. OATH AND LAW OF HIPPOCRATES
7. Robert's Rules of Order Revised
   by General Henry M. Robert
8. Self Help With Illustrations of Conduct and Perseverance
9. The 1997 CIA World Factbook
10. The Art of Writing.
    by Robert Louis Stevenson
11. The Common Law
    by Oliver Wendell Holmes Jr.
12. THE HISTORY AND PRACTICE OF THE ART OF PHOTOGRAPHY
    By HENRY H. SNELLING.
13. The New Hacker's Dictionary version
14. The New McGuffey First Reader
15. Webster's 1806 Dictionary