Of all: 'They will, in the Collinson rocket. ******************** XI. THE REV. JAMES MARTINEAU AND THE 'SPIRITS.' THEIR refusal to investigate 'spiritual phenomena' is often the cause of specific gravities.' If all this about?" cried the Earl, rather timidly, "I don't need the exclusive source of error in cylinder, 52. Light, electric, 179; nature of, 112; static, 114. Electric bell, 119, _120_; signalling, 225; slot, 226. Electroplating, 185, _186_. Electro-magnets, 117. Endolymph, 272. Engines, compound, 59; donkey, 68; double-cylinder, 47; internal-combustion, 87, 95; reciprocating, 44. Escapement of timepieces, 416; cylinder, _420_; lever, 421, _422_. Ether, 270. Eustachian tube, 276. Eye.