Clarisse Coignet (1823-1918) was a French moral philosopher, educator, and historian.
The exact date of this photograph is not known, but from her depiction and birth date, it was clearly made no later than 1880.
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<a rel="nofollow" class="external text" href="http://www.lamaisoncoignet.com/fran%C3%A7oiscoignet">La Maison Coignet</a>