Hine, Lewis
- The National Child Labor Committee Collection (Library of Congress Special Collections).
- http://www.loc.gov/rr/print/coll/207-b.html

Lewis Wickes Hine's Work Portraits
- Lewis Wickes Hine's self described "work portraits" series began shortly after World War I. In this work, he chose to glorify the inextricable communion between the worker and the machine.
- http://www.nypl.org/research/chss/spe/art/photo/hinex/workport/work1.html

Hine, Lewis Wickes: Empire State Building
- Lewis Hine was commissioned to photograph the construction of the building in 1930. This page of the New York Public Library presents a selection of the resulting photographs.
- http://www.nypl.org/research/chss/spe/art/photo/hinex/empire/empire.html