Ancestry.com, 1820 United States Federal Census (Online publication - Provo, UT, USA: Ancestry.com Operations Inc, 2009. Images reproduced by FamilySearch.Original data - Fourth Census of the United States, 1820; (National Archives Microfilm Publication M33, 142 rolls); Records of the Bureau of the Censu) @ Year: 1820; Census Place: Election District 2, Saint Mary's, Maryland; Roll: M33_45; Page: 255; Image: 68.

The cited information was held in Ancestry.com (Ref: Year: 1820; Census Place: Election District 2, Saint Mary's, Maryland; Roll: M33_45; Page: 255; Image: 68.)
1820 United States Federal Census. 

• Source Notes
  • http://trees.ancestry.com/rd?f=sse&db=1820usfedcenancestry&h=1411931&ti=0&indiv=try&gss=pt

• Source/Citation References (2)
  • Parent Source: Ancestry.com, 1820 United States Federal Census (Online publication - Provo, UT, USA: Ancestry.com Operations Inc, 2009. Images reproduced by FamilySearch.Original data - Fourth Census of the United States, 1820; (National Archives Microfilm Publication M33, 142 rolls); Records of the Bureau of the Censu)
  • Individual: Samuel Biscoe Hammett