National Lead was one of the 12 companies tracked by this "average" when it debuted May 26, 1896
[DOC] [TLE] Jeopary Questions page 1287 - 20th CENTURY ASIA - TriviaBistro ... [PAR] 2 FOR THE MONEY: One-mile-deep Arizona landmark that's up to 18 miles wide 
& ex-MTV "Weasel" star of "Jury Duty" ... to give up to .3% of national income to 
restore this shrunken saltwater body ... YOU GET A "D": National Lead was one of 
the 12 companies tracked by this "average" when it debuted May 26, 1896.