11.   Often, the ghost driver is a historical artifact, an old entry without a driver to back it up.

12.   One can read these as historical artifacts, which they are.

13.   Peters and several other collectors said that the new rules had depressed the market for historical artifacts.

14.   Still, the price for the film is the most ever paid for an historical American artifact.

15.   Texas also will supply a historical artifact.

16.   That the White House survives as a historical artifact, along with the rich presidential collection within it, is no simple achievement.

17.   The broadcast appears to be little more than vintage schlock, but it is actually an important historical artifact.

18.   The council wants the original biographies to remain intact as a kind of historical artifact.

19.   The fact that Selena did have such tremendous influence on so many people in her short life is the very reason why the historical artifact should have been preserved.

20.   The idea of amassing historical artifacts has wide appeal in Silicon Valley.