He uses a bunch of threads, like so many cables or tiny ropes.
I've ordered a meter, as you asked me to do, and my men are now stringing the cables to make the connection."
The French Cable Company, which was at work trying to repair the cables broken by the eruption, found the bottom of the Caribbean Sea so changed as to render the old charts useless.
After the invention of magnetic telegraphy it was found that whenever a great Aurora occurred the telegraph lines were interrupted in their operation, and the ocean cables ceased to work.