21.   Not that the slaves of Annapolis and elsewhere were practicing a pure form of these African rituals.

22.   One of the most intriguing is Freenet, which provides a more pure form of peer-to-peer computing than Napster.

23.   Prions, however, are still conjectural entities and have not been isolated in pure form.

24.   Rarely does it come in its pure form with cocktail sauce.

25.   Sometimes, Bargman said, Schwartz focuses on pure form to the expense of other aspects of landscape planning.

26.   Still, the Cite de la Musique is decidedly committed to pure forms of music as opposed to multimedia events.

27.   The Supreme Court thus manages to be rich both in pure abstract form and in historical allusion.

28.   The title refers to an extremely pure form of heroin exported from Asia to the United States.

29.   Today pure forms of hormones can be administered.

30.   Uplift can be nearly as deadly in its pure form.