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INTRODUCTION AND APOLOGY
COMMUNICATIONS BEFORE 1876
THE LONELY ADVENTURE OF PERSONAL
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19th century Alexander Graham Bell American apparatus became began Bell and Watson Bell Laboratories Bell Labs Bell System BELL TELEPHONE COMPANY Bell Telephone Laboratories Bell's Bell’s Boston built cable Centennial City communications customers deaf demand Desk Set developed device dial early Edison Elisha Gray employees engineers England EPHONE equipment experiments ﬁeld ﬁnance ﬁnancial ﬁnd ﬁrst harmonic telegraph Hubbard human hydrofoil idea improved industry installed instruments interest invention inventor Kelvin kite Laboratories later lectures lives London Mabel manufactured Melville ment methods miles million nation needed ofﬁce operators organized patent Photographic Pioneer played president problems radio receiver record Salem scientiﬁc scientists signals social speed switching technical tele telephone calls telephone service Theodore N Theodore Vail Thomas tion transmitted United Vail Vail’s Visible Speech Western Electric wire York young