"Harriott Daley, director of the Capitol switchboard, stood next to the row of operators in 1928. Mrs. Daley retired in 1945, after 47 years connecting the calls of Congress."
Unknown author<span style="display: none;">Unknown author</span>
1928
<a rel="nofollow" class="external free" href="http://history.house.gov/Blog/2016/April/4-4-photo-telephone/">http://history.house.gov/Blog/2016/April/4-4-photo-telephone/</a>