In 1969 , a deal was made to sell the Riviera to the Parvin - Dohrmann Corp. .
The sale was blocked by the Nevada Gaming Control Board due to the company 's previous failure to report a change of ownership .
In 1969 , a deal was made to sell the Riviera to the Parvin - Dohrmann Corp. , but the sale was blocked by the Nevada Gaming Control Board due to the company 's previous failure to report a change of ownership .