2. Creators of the mathematical and scientific foundations.
3. The first telegraph and cable engineers.
4. The first telephone engineers.
5. Inventors of the thermionic valve.
6. The telegraph-telephone frequency-division multiplex transmission engineers.
7. Pioneers of radio communication.
8. Pioneers of sound radio broadcasting.
9. Pioneers of television broadcasting.
10. The engineers of the early multichannel telephony coaxial cable systems: the first transatlantic telephone cable.
11. The first microwave radio-relay engineers.
12. The inventors of the transistor and the microchip: a worldwide revolution in electronics.
13. The creators of information theory, pulse-code modulation, and digital techniques.
14. The pioneers of electromechanical and computer-controlled electronic exchange switching systems.
15. The first satellite communication engineers.
16. Pioneers of long-distance waveguide systems: an unfulfilled vision.
17. Pioneers of optical fiber communication systems: the first transatlantic system.
18. Inventors of the visual telecommunication systems.
19. Information technology and services: data communication.
20. The "mobile radio" telecommunicators.
21. Telecommunicators and the future.
22. "And part of which I was" : recollections of a research engineer.
