1.   A few weeks ago, Michener announced he was making his Colorado alma mater the official repository of his works.

2.   After the Cold War, evidence mounted that smallpox endured beyond the two official repositories.

3.   In recent years, American experts have clashed bitterly over whether the virus exists outside the two official repositories, with intelligence experts tending to argue that it does.

4.   This is a virus, rather than a bacterium, and there are only two official repositories of it, in America and Russia.

5.   The planetarium, the official state repository for McAuliffe items, has thousands of letters, poems and pieces of art, with items still coming in.