The abuse of child labor social injustice was addressed by Lewis Hine's photo documentation of Leo in 1910. The Hine left his employment as a teacher to work as the National Child Labor Committee's (NCLC) photographer in 1908. In order to support the NCLC's lobbying attempts to stop the practise.
Hine documented child labor throughout the course of the following ten years, focusing on its use in the Carolina Piedmont. With the use of a number of Francis Galton's composite portraits, he documented child labor among cotton mill employees in 1913. Hine frequently faced danger while working for the NCLC.
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