User:Fences and windows/Dentists' chair

Add to Dentistry#History.

• http://www.ada.org/public/resources/history/timeline_19cent.asp
• http://www.fauchard.org/publications/history/Journal_99_47_2p61.htm
• http://jdh.oxfordjournals.org/cgi/pdf_extract/11/3/247
• http://inventors.about.com/od/dstartinventions/a/dentistry_3.htm
• http://www.google.co.uk/search?hl=en&safe=off&client=firefox-a&rls=com.ubuntu%3Aen-US%3Aofficial&q=%28%22dental+chair%22+OR+%22dentists+chair%22+OR+%22dentist+chair%22+OR+%22dental+chairs%22+OR+%22dentists+chairs%22+OR+dentist+chairs%22%29+history&btnG=Search&meta=&aq=o&oq=