Below are some resources I have found helpful in creating articles:

Coin information resources

• Numismatic Guaranty Corporation (NGC) Grading tips, coin histories, and coin certification service.
• Coin Update News Current news on U.S. coins.
• United States Mint

Kentucky information resources

• Kentucky Secretary of State website Wealth of information on all things Kentucky including: city officials, city history, and census information.
• United States Geological Survey Geologic information.
• Johnson County History... And That's a Fact Local history of Johnson County, Kentucky.

U.S. Census resources

• Kentucky State Data Center Kentucky Census information.
• Historical Census Data (1790-2000) U.S. Census data on all states/territories from 1790-2000.

Kentucky Decennial Censuses

The following list of websites provide U.S. census data that is specifically for the state of Kentucky. The page number that follows the link is the page on which the Kentucky section begins (Adobe Reader required).

• 2000 Census Page 1
• 1990 Census Page 1
• 1980 Census Page 1
• 1970 Census Page 1
• 1960 Census-Page 119
• 1950 Census Page 60
• 1940 Census Page 1
• 1930 Census Page 74
• 1920 Census Page 26
• 1910 Census Page 1
• 1900 Census Page 24
• 1890 Census Page 1
• 1880 Census Page 25
• 1870 Census Page 29
• 1860 Census Page 11
• 1850 Census Page 1
• 1840 Census Page 9
• 1830 Census Page 27
• 1820 Census Page 117

Images

• Wikipedia:Public domain image resources