Prominent French mathematician and physicist (1768-1830) generally credited with the discovery of the 'greenhouse effect.' ALS in French, signed “Fourier,” one page, 7.5 x 9.25, no date. Untranslated letter to the mayor of Grenoble. Addressed on the integral address leaf in Fourier's hand. In fine condition, with seal-related paper loss to the integral address leaf.
This item is Pre-Certified by PSA/DNA
Buy a third-party letter of authenticity for
$50.00
*This item has been pre-certified by a trusted third-party authentication service, and by placing a bid on this item, you agree to accept the opinion of this authentication service. If you wish to have an opinion rendered by a different authenticator of your choosing, you must do so prior to your placing of any bid. RR Auction is not responsible for differing opinions submitted 30 days after the date of the sale.