This book records the growth of telegraphy over two centuries, depicting the discoveries and ingenuity of the experimenters and engineers involved, the equipment they designed and built, and the organisation, applications and effects on society.

• Part 1: Terrestrial telegraphy


• Chapter 1: Things mechanical


• Chapter 2: Early electrical ideas


• Chapter 3: Commercial telegraphy


• Chapter 4: Military operations


• Chapter 5: Submarine cables


• Part 2: Aerial telegraphy


• Chapter 6: Marconi and the experimenters


• Chapter 7: Telegraphy for peace...


• Chapter 8: ...and at war


• Chapter 9: Military telegraphy at sea


• Chapter 10: Military telegraphy in the air


• Chapter 11: Epilogue

Dr Ken Beauchamp (1923-1999) obtained his CGIA in Telecommunications in 1952 and his PhD in Signal Processing in 1973. Following several research positions in electronics at GEC, AEI, Cranfield and the AWRE, he became Director of Computing at the University of Lancaster in 1974. After his retirement in 1985, Dr Beauchamp began to write extensively as well as acting as a visiting Senior Lecturer in Telecommunications at Singapore University. Among his published books is Exhibiting Electricity (IEE, 1997). Dr Beauchamp was a fellow of the IEE.