Jean-Baptiste Gustave Le Gray (; 30 August 1820 – 30 July 1884) was a French painter, draughtsman, sculptor, print-maker, and photographer. He has been called "the most important French photographer of the nineteenth century" because of his technical innovations, his instruction of other noted photographers, and "the extraordinary imagination he brought to picture making." He was an important contributor to the development of the wax paper negative.
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