Friction, which prevents the unduly rapid growth of inventions, [60]

Fucine, [166]

Fun, Italian love of, [243]

Fusing and confusing of ideas and structures, [44]

— faith and reason, necessity of, [108]

Fusing the harmonious, of two contradictory principles, [152]

Fusio, [140], [277]

Gallows at S. Michele, [104]

Garnets, [285]

Garrard, [159]