What was posted before was the START dates of items.

To give everyone a better perspective on the range of dates needed here is what I know:

The Union Plaza/Plaza 1971 - Sold to Barrick Gaming March 2004
Golden Nugget 1973 - ????
Western - 1970 - Sold to Barrick Gaming March 2004
The Las Vegas Club 1961 - Sold to Barrick Gaming March 2004
Gold Spike - 1983 - Sold to Barrick Gaming March 2004
The El Cortez 1963 - 2000's

Hope that helps,
Doug