Smith, Hyrum. Letter, Kirtland, OH, to Elias Smith, East Stockholm, NY, 27 Feb. 1836. CHL. MS 4950.
Seixas, Joshua. Manual Hebrew Grammar for the Use of Beginners. 2nd ed., enl. and impr. Andover, MA: Gould and Newman, 1834.
Seixas, Joshua. Supplement to J. Seixas’ Manual Hebrew Grammar, for the Kirtland, Ohio, Theological Institution. New York: West and Trow, 1836.
Ohio Observer. Hudson. 1827–1855.
Crosby, Caroline Barnes. Autobiography, 1832–1846. Jonathan Crosby, Papers, 1807–1882. Utah State Historical Society, Salt Lake City.
- Certificate from Joshua Seixas, 30 March 1836
- Journal, 1835–1836
- Letter to Henrietta Raphael Seixas, between 6 and 13 February 1836