T
Talking-machines (see Phonograph), [61]
Teleautoscope, the (an instrument for seeing by electricity), [43]
Telephones, recording, [39]
Telephony, wireless, [38]
Theatre, the, [60]
Tobacco, [214]
Trade, retail (its development and changes), [86]
Traill, H. D., [169]
Transmutation of matter, [119]
Travel, pleasures of, [57]
Tyndall, John, [151], note