two women wearing headsets, working on telephone switchboard. (photo by h. armstrong roberts/retrofile/getty images) - 電話交換機 ストックフォトと画像
close up employee man hand touching handset of telephone on desk for contact customer or receiving call , hotline concept - 電話交換機 ストックフォトと画像
View of the staff and operators of the Harlem Exchange central switchboard office, New York, New York, 1897.
View of half of the operators at work on world's longest straight switchboard at the City and Suburban Telegraph Company , Cincinnati, Ohio, 1930s.
1970s SMILING WOMAN OPERATOR RECEPTIONIST WORKING ANSWERING OFFICE TELEPHONE SWITCHBOARD WEARING HEADSET INDOOR
Senior Leading Fire Woman Margaret Lindsey from Essex, speaking on the intercom and awaiting calls on the switchboard, at the Essex Fire Headquarters...
The phone number of the U.S. Capitol switchboard is displayed during a news conference to call on Speaker of the House Rep. Nancy Pelosi to open up a...
Telephone operators working with the U.S. Signal Corps work at a switchboard in American military headquarters at St.-Mihiel, France. Gas masks and...
Interior view of a telephone exchange were primarily women work at banks of switchboards making connections, New York, New York, 1896.
Second lieutenant Edward E French, of the 52nd Telegraph Battalion, stands by a switchboard speaking on the telephone at a crossroads in the Argonne...
Control board where a land circuit and the circuit from the radio transmitter join in ship-to-shore phone links.
Three switchboard operators at the switchboard in the Grosvenor House Telephone Exchange in London, England, 28th July 1931. The exchange was...
