Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
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to about 170 million conversations a day—or more than 1,900 every second. Astonishing as the progress of telephony has been in the last 75 years, the fastest growth and some of the most notable technical achievements have taken place within the past decade.
In that time the number of telephones in the U. S. A. has doubled. “Coaxial cable” has become a familiar term and an extreftiely important advance in providing superhighways for carrying long distance calls and television programs. Microwave radio relay transmission has come into being as part of long distance and television networks. Recent years also have seen the advent of operator toll dialing which has helped meet the heaviest demand ever experienced for more and faster long distance service. The tremendous development in telephone art since Alexander Graham Bell first transmitted the spoken work by wire is tribute to ceaseless scientific research and to the loyalty and skill of hundreds of thousands of men and women who build and operate the voiceways of America. These things plus the confidence of nearly a million people in all walks of life who invest their savings to enlarge and improve the telephone plant, have given America the best telephone service the world knows today—a servlet made possible by American freedom and democracy which 75 yean ago encouraged a young inventor to indulge the vision he had of “some day talking by telegraph.” w
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