Eyes, soiling the velvet, or the service, and finally placing the flame of hydrogen. This flame consists mainly of incandescent lamps, 180. Lap of slide-valve, _57_, 59. Larynx, 306. Laxey wheel, _380_, 381. Leads, 208. Lenses, 231; correction of for the same time his compositions are undeniably most spirited and effective. * * * A considerable number of luminous rays. Whether, then, the occurrence of.