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Lot #464
Thaddeus Kosciuszko Third-Person Autograph Letter Signed

Estimate: $2000+

The 30 Minute Rule begins October 14 at 7:00 PM EDT. An Initial Bid Must Be Placed By October 14 at 6:00 PM EDT To Participate After 6:00 PM EDT

Server Time: 9/17/2026 07:14:34 AM EDT
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Description

Polish military engineer and leader (1746-1817) who became a national hero in Poland, Belarus, and the United States. Third-person ALS signed “Kosciuszko,” one page, 7 x 3.75, no date. Handwritten letter to Henry Herbert, 1st Earl of Carnarvon, thanking the British peer for interceding with William Henry Cavendish-Bentinck, 3rd Duke of Portland, on his behalf, in full: “The General Kosciuszko is extremely sensitive to Lord Carnarvon's kindness for having approached Lord S.E.M. Duke of Portland on his behalf. He is asking him to please accept his most profound and sincere gratitude and esteem.” Archivally cloth-matted and framed with two photographs, a color engraving, and a ‘Polish Patriot’ pin to an overall size of 29 x 21. In fine condition, with light stains and tears to right corners.

Auction Info






This item is Pre-Certified by PSA/DNA
Buy a third-party letter of authenticity for $75.00

*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.

Third-party authentication service applies only to signatures and handwriting, and does not cover the addition of sketches, artwork, musical quotations, etc.