Brothers Rene-Just Hauy (left) and Valentin Hauy. Engraving by A. Boilly after J. Boilly, 19th century. Valentin Hauy (1745-1822) established the first school for the blind in 1785 in Paris. Rene Just Hauy (1743-1822) was a priest and mineralogist, considered the father of modern crystallography. Colorized.

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Photo credit: © Science Source / Alamy / Afripics
License: Royalty Free
Model Released: No

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