Caleb B. Smith was appointed by Abraham Lincoln as the United States Secretary of the Interior in 1861. He resigned after not being appointed to United States Supreme Court the following year.

Note from Edward Bates, US Attorney General under Abraham Lincoln from 1861 to 1864. "Sir, Coming home, after an absence of six weeks, I find your letter of July 11. It is dated only at "Hartford" the poststamp, as usual, is illegible, so I direct…

Letter of support dated April 6, 1869 from government officials recommending Nathan Sargent retain his position as Commissioner of Customs.

Letter of support dated April 5, 1869 from government officials recommending Nathan Sargent retain his position as Commissioner of Customs.

Letter of support dated April 5, 1869 from government officials recommending Nathan Sargent retain his position as Commissioner of Customs.

Letter of support dated April 3, 1869 from government officials recommending Nathan Sargent retain his position as Commissioner of Customs.

Letter of support dated October 9, 1844 from government officials recommending Nathan Sargent retain his position as Commissioner of Customs.

Letter expressing support of Sargent's appointment as Sergeant-at-Arms of the House of Representatives, and discussing the upcoming presidential election in 1850.

Letter of support dated April 3, 1869 from government officials recommending Nathan Sargent retain his position as Commissioner of Customs.

Letter of support dated April 3, 1869 from government officials recommending Nathan Sargent retain his position as Commissioner of Customs.

Letter of support dated March 22, 1869 from government officials recommending Nathan Sargent retain his position as Commissioner of Customs.

Letter of support dated March 15, 1869 from government officials recommending Nathan Sargent retain his position as Commissioner of Customs.