Lewis Wickes Hine [Cabinet assembler making waist (front and ends of cabinet), RCA Victor, Camden, New Jersey]
Lewis Wickes Hine [Man inspecting transformers, coils, capacities, cables, and tube sockets to be ready for wiring, RCA Victor, Camden, New Jersey]
Lewis Wickes Hine [Skilled cabinet maker assembling two key rails for radio cabinet, RCA Victor Plant, Camden, New Jersey]
Lewis Wickes Hine [Highly-skilled worker testing radio frequency alignment and making final test of chassis, RCA Victor, camden, New Jersey]