Notes to The telephone, the microphone & the phonograph — Reading edition
23 notes · Reading edition
MUSICAL TELEPHONES. · Note 1SPEAKING TELEPHONES. · Note 1SPEAKING TELEPHONES. · Note 2SPEAKING TELEPHONES. · Note 3BATTERY TELEPHONES. · Note 1BATTERY TELEPHONES. · Note 2BATTERY TELEPHONES. · Note 3BATTERY TELEPHONES. · Note 4TELEPHONIC EXPERIMENTS. · Note 1TELEPHONIC EXPERIMENTS. · Note 2TELEPHONIC EXPERIMENTS. · Note 3TELEPHONIC EXPERIMENTS. · Note 4TELEPHONIC EXPERIMENTS. · Note 5THE MICROPHONE. · Note 1THE MICROPHONE. · Note 2THE MICROPHONE. · Note 3THE MICROPHONE. · Note 4APPLICATIONS OF THE TELEPHONE. · Note 1THE PHONOGRAPH. · Note 1THE PHONOGRAPH. · Note 2USES OF THE PHONOGRAPH AND ITS FUTURE. · Note 1FABER’S AMERICAN SPEAKING MACHINE. · Note 1FABER’S AMERICAN SPEAKING MACHINE. · Note 2