Enumerated on this Day in 1860
Lucy Perkins Dearborn (b. 1791 in New Hampshire; d. 1870 in Morgan Co., Ohio; widow of Nathan Dearborn)
Her daughter, Margaret Ann Dearborn Mann (b. 8 July 1822)
Her son-in-law, Rufus Putnam Mann (b. 10 Dec 1816; d. 14 Apr 1865)
Her grandchildren: Henry Mann (b. 18 Oct 1843); Lucy Mann (b. 30 Aug 1846); Nathan Dearborn Mann (b. 7 Jan 1849); and Clara Mann (b. 1 Feb 1860)
There is also a Betsy J. Mann, age 20 in the household, who may have been a sister or niece to Rufus. (I guess that is one of those things that I need to go back and check.)
The family had lost 3 children earlier in the year to scarlet fever: George B. Mann (b. 11 Nov 1851; d. 19 Apr 1860); Lydia Augusta Mann (b. 9 Feb 1854; d. 16 Apr 1860), and Alice Eliza Mann (b. 25 Mar 1857; d. 3 May 1860).*
1860 U.S. Federal Census, population schedule, Rufus P. Mann household, Windsor Township, Morgan County, Ohio, dwelling 251, family 250, p. 268; National Archives micropublication M653, roll 1096.
* Davis, George L. Samuel Davis, of Oxford, Mass., and Joseph Davis, of Dudley, Mass., and Their Descendants. North Andover, Mass.: George L. Davis, 1884, pp. 311-312.