switchboard operators at work

150724 19101940 1920s adult adults and answering assist assistance assisting bw beautiful black blackwhite business bygone call caucasian center colleague communicating communication concentrate concentrating concentration connection convenience coworker device employee era fashioned female females focus foreground group hair handsfree hard headset help historical horizontal in indoors inside interior job listening nostalgia nostalgic occupation of old oldfashioned olvi008ou112f on operator ov1508all ov2015 ov582 people place retro row service short sitting support switchboard talking technology telephone vintage visuals white woman women work worker workers working young