'… a well written and entertaining story about the technological development and the sociocultural impact of the actors and the structures of the telegraph in a globalising world in the second half of the nineteenth century.' Michael Mann, H-Soz-u-Kult
1. Introduction; 2. The telegraph and globalization; 3. The technological history of telegraphy; 4. Telegraphy in context; 5. The global telegraph network; 6. Global centres and peripheries; 7. The British telegraph network; 8. The British Indian telegraph network; 9. Conclusion; Bibliography; Appendix.