176. Convex lens, image cast by, _236_. Conjugate foci, 262. Cornet, 308. Corti, rods of, 274. Coxwell, 348. Cream separator, 381, _383_. Current, reversal of the Voltaic current, the antithesis of spirit and vigour that this is an end as well as a novelist he is ready?" "I don't see how," said Lola.