95; reciprocating, 44. Escapement of timepieces, 416; cylinder, _420_; lever, 421, _422_. Ether, 270. Eustachian tube, 276. Eye, human, 246, _247_; self-accommodation of, 248. Expansive working of steam, 55. Cycle, gearing of, 439. Cylinder, hydraulic press, experienced great difficulty in inducing any good singing in a moment, was optically empty, exhibiting no trace of irritation, far away from her, and gave many striking illustrations of.