Lewis Wickes Hine [Semi-skilled worker operating wig wag machine for polishing pivots and staff shoulders, Hamilton Watch, Lancaster, Pennsylvania]
Lewis Wickes Hine [Skilled inspector using high-precision toolmaker's microscope, accurate to .0001 of an inch, to examine watches, Hamilton Watch Factory, Lancaster, Pennsylvania]
Lewis Baltz Looking Northeast from Masonic Hill. In foreground, from left: Prospector Village; Prospector Park, Subdivision Phases I and III. In middle distance, across Sate Highway 248, Park Meadows, Subdivision 5
Lewis Wickes Hine [Upholsterer applying filling to channel-back chair, Tomlinson Chair Manufacturing Company, High Point, North Carolina]