Masters of Space:
Morse, Thompson, Bell, Marconi, Carty

[Illustration: SAMUEL FINLEY BREESE MORSE Inventor of the Telegraph]

To
My Co-Laborer and Companion
Berenice Laura Towers
Whose Encouragement and Assistance
Were Constant In the Gathering
And Preparation of Material
For This Volume.

Contents

• Preface

1. Communication among the Ancients
2. Signals Past and Present
3. Forerunners of the Telegraph
4. Inventions of Sir Charles Wheatstone
5. The Achievement of Morse
6. "What Hath God Wrought?"
7. Development of the Telegraph System
8. Telegraphing Beneath the Sea
9. The Pioneer Atlantic Cable
10. A Successful Cable Attained
11. Alexander Graham Bell, the Youth
12. The Birth of the Telephone
13. The Telephone at the Centennial
14. Improvement and Expansion
15. Telegraphing Without Wires
16. An Italian Boy's Work
17. Wireless Telegraphy Established
18. The Wireless Serves the World
19. Speaking Across the Continent
20. Telephoning Through Space

• Appendix A. New Developments of the Telegraph
• Appendix B. The Franklin Institute Address
• Index