Sands Hotel and Casino was originally a casino with 200 rooms.
The American Society of Dental Surgeons -LRB- ASDS -RRB- was the first national dental organization formed in the United States of America .. The formation of the ASDS was preceded by the formation of the Society of Dental Surgeons of the City and State of New York when fifteen dentists came together in New York City on December 3 , 1834 .. Six years later , at a meeting at the home of Solyman Brown B.A. , M.A. , M.D. , D.D.S. at 17 Park Place in New York City , on August 10 , 1840 , Chapin A. Harris in a motion that `` resolved that a National Society be formed . ''. Solyman Brown. Solyman Brown. Chapin A. Harris. Chapin A. Harris. was instrumental in its creation .. The ASDS remained the only national dental organization from 1840 to 1856 , when controversy over the use of dental amalgam led to its demise .. controversy. Dental amalgam controversy. It was soon replaced by the American Dental Convention -LRB- ADC -RRB- .. Chapin A. Harris was also one of the foremost organizers , serving as its president in 1856-57 .. Chapin A. Harris. Chapin A. Harris. In 1859 , a year before his death , another national dental organization , the American Dental Association , was established during a meeting in Niagara , New York .. American Dental Association. American Dental Association. Before 1861 dentists were participant in both the ADC and the ADA , which promoted education and research in all aspects of dentistry , including dental materials and remained active throughout the American Civil War -LRB- 1861 -- 1865 -RRB- .. American Civil War. American Civil War. However , during the war , Southern dentists withdrew from the ADC and the ADA and , in 1869 , established the Southern Dental Association .. The Southern Dental Association subsequently merged with the ADA in 1897 to form the National Dental Association -LRB- NDA -RRB- .. The NDA was renamed the American Dental Association -LRB- ADA -RRB- in 1922 .. American Dental Association. American Dental Association