The telephone, the microphone & the phonograph
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Table of contents
1. THE TELEPHONE, MICROPHONE, & PHONOGRAPH2. HISTORY OF THE TELEPHONE.3. MUSICAL TELEPHONES.4. SPEAKING TELEPHONES.5. EXAMINATION INTO THE FUNDAMENTAL PRINCIPLES ON WHICH BELL’S TELEPHONE IS BASED.6. ORDINARY ARRANGEMENT OF THE BELL TELEPHONE.7. DIFFERENT ARRANGEMENTS OF TELEPHONES.8. BATTERY TELEPHONES.9. MODIFICATIONS INTRODUCED IN THE CONSTRUCTION OF THE BELL TELEPHONES.10. TELEPHONIC EXPERIMENTS.11. VARIOUS EXPERIMENTS MADE WITH THE TELEPHONE.12. THE MICROPHONE.13. APPLICATIONS OF THE MICROPHONE.14. EXTERNAL INFLUENCE ON TELEPHONIC TRANSMISSIONS.15. ESTABLISHMENT OF A TELEPHONIC STATION.16. CALL-BELLS AND ALARUMS.17. APPLICATIONS OF THE TELEPHONE.18. VARIOUS USES OF THE TELEPHONE.19. THE PHONOGRAPH.20. USES OF THE PHONOGRAPH AND ITS FUTURE.21. FABER’S AMERICAN SPEAKING MACHINE.22. APPENDIX.