Suppose a telephone rings in an empty office. How can the businessman know who has been calling him during his absence?
Suppose a telephone rings in an apartment when the owner is present; but, for reasons of his own, he does not wish to answer the telephone. How can he satisfy his curiosity as to who was calling him?
The Telephone Message Bureau of New York City, founded last week, solves these questions. It has made arrangements with the New York Telephone Co. to have the names of Message...
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