Sir Francis Ronalds: Father Of The Electric TelegraphTelecommunication has undergone unprecedented change in recent times. Two hundred years ago, Sir Francis Ronalds foresaw its development and imagined a world of 'electrical conversations'. His subsequent creations, the most important of which include an early version of the telegraph, have had significant impact on modern living. Little recognized until now, his extraordinary legacy is brought to life through never before published sources written by