Wikipedia articles incorporating text from Appleton's Cyclopedia

Elias Nason (21 April 1811 in Wrentham, Massachusetts – 17 June 1887 in North Billerica, Massachusetts) was a Massachusetts Congregational clergyman, educator, editor and author.

Édouard Séguin (January 20, 1812 – October 28, 1880) was a French physician and educationist born in Clamecy, Nièvre. He is remembered for his work with children having cognitive impairments in France and the United States.

William Barton (1748–1831) was an officer in the Continental Army during the American Revolutionary War who retired with the rank of colonel. He later served as adjutant general of the Rhode Island militia.