This is a rare and historical 1859 RSVP Letter from O. S. Seymour, who was later the Chief Justice of Connecticut Supreme Court.

Origen Storrs Seymour (February 9, 1804 – August 12, 1881) was a Democratic Speaker of the Connecticut House of Representatives in 1850 and the chief justice of the Connecticut Supreme Court from 1873 to 1874. He was an unsuccessful candidate for governor in 1864 and 1865. He served as U.S. Representative from Connecticut from the 4th congressional district. He served as chairman of the commission to settle the boundary dispute between Connecticut and New York in 1876. Seymour was the first president of the Connecticut Bar Association.

All ephemera has wear commensurate to age, including, potentially: nicks, folds, smudges, rips at edges, age stains, old smells, small holes, and other imperfections. You get what you see :)