21st August 1936: A school for telephone operators at Russell Street in Covent Garden, where they are taught to respond cheerfully and smile as they work. (Photo by William Vanderson/Fox Photos/Getty Images)
21st August 1936: A school for telephone operators at Russell Street in Covent Garden, where they are taught to respond cheerfully and smile as they work. (Photo by William Vanderson/Fox Photos/Getty Images)