Mormon History, Jan 28, 1846

Don Carlos Smith: Sealed to Agnes Moulton Coolbrith, by proxy, 28 January 1846 in Nauvoo Temple.

[source: Cook, Lyndon W., The Revelations of the Prophet Joseph Smith: A Historical and Biographical Commentary of the Doctrine and Covenants, Seventy's Mission Bookstore, Provo UT, 1985, http://amzn.to/RevelationsofJosephSmith]