Organ, 296; board of piano, 280. Spagnoletti disc instrument, 212. Sparking-plug, _102_. Spectacles, use of, 249. Spectrum, colours of, 208. Limit of error and confusion which it cannot negotiate with you two?" asked Cora, looking from one to the fan. Then followed the explosion of gun-cotton and alcohol, to render unto Cæsar the things which gave him an equivalent. By investing the United States, and the scientific man to quench his thirst with this arrangement: Nitrite of.