Media Details Bell System logo (called the Blue Bell) used from 1889 to 1916

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Bell System logo (called the Blue Bell) used from 1889 to 1916 —
Photo Credit: By AT&T - http://www.porticus.org/Transferred from en.wikipedia by SreeBot, Public Domain, https://commons.wikimedia.org/w/index.php?curid=17836546
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RickStudent, Philosopher, Writer, Developer