<div dir="ltr"><div>&quot; AT&amp;T made history 63 years ago when it launched the $40 million microwave radio-relay skyway, a network of 107 microwave towers designed to transmit telephone and television signals nationwide. The system took three years to build, and the first call was placed on August 17, 1951. But just as microwaves replaced wires, fiber optics eventually replaced microwaves, and AT&amp;T’s giant towers were abandoned. (..) &quot;<br></div><div><br></div><div>source:</div><div><a href="http://www.wired.com/2015/03/spencer-harding-the-long-lines/">http://www.wired.com/2015/03/spencer-harding-the-long-lines/</a><br></div><div><br></div><div>project:</div><div><a href="http://spencerjharding.com/project/the-long-lines/">http://spencerjharding.com/project/the-long-lines/</a></div><div><a href="https://www.indiegogo.com/projects/the-long-lines-a-photographic-adventure">https://www.indiegogo.com/projects/the-long-lines-a-photographic-adventure</a><br></div><div><br></div><div>book:</div><div><a href="http://spencerjharding.com/books/the-long-lines/">http://spencerjharding.com/books/the-long-lines/</a></div><div><br></div><div><br></div><div>73,</div><div>-- Sérgio/ct1hmn</div></div>