Northampton, Marquis of (2d), II, [19].

Novum Organum Moralium, II, [74].

Number, Mystery of, I, 55, 56, 169.

Number of the Beast (666), I, 55, 130, 272, 298, 352; II, [77], [159], [217], [218], [361], [373].

Numeral system, II, [68].

Nursery rhymes, II, [150].

Occam, Wm. of, II, [40].

Odgers, N., II, [191], [191].

Oinopides of Chios, II, [59].

Oldenburgh, H., II, [300], [302].