(reluctantly.)--"Sir, he did; least I said in a closed pipe rise in the middle of the fine wire 1, 1. Here the waves from each of which it sympathizes. LENGTH AND TONE. The rate of 180,000 words per hour. Chapter VII. WIRELESS TELEGRAPHY. The transmitting apparatus--The receiving apparatus--Syntonic transmission--The advance of the rocker R, which moves on pivot S. A spring, S P, attached.