11.   Historians know of a hundred students and dozens of followers who made copies of Rembrandt paintings.

12.   Historians know that the Sox and Yankees have played early in the year in the past.

13.   Historians already know what happened to the Forest Queen and what was aboard.

14.   Historians know that Kennedy directed the Pentagon to devise the withdrawal plans.

15.   Natural historians have long known that ecotones often harbor unusual forms of species.

16.   Recessions, market historians know, end bull markets.

17.   Since historians knew more about Rome, they could better trace the web of family connections, special interests and bribery there.

18.   What historians know from experience is that a studied assessment of Nixon has only just begun.

19.   A literary historian cannot know more and more about less and less.

20.   Historians have known for some time that the Japanese Navy used five midget submarines in the attack.