About This Set: This magnificent and well-known set of Washington quarters continued to grow in beauty and strength each year. It contained 75 of 83 finest known at the time, 70 MS67's, and one MS68. With 69 brilliant and 14 toned, each coin was selected for eye appeal as well as grade. It boasted an unbelievable grade of 66.61 and was continually being upgraded. This was a truly phenomenal silver quarter set.