The 1850 federal census of Johnson County, Illinois
By: transcribed and indexed by the Tri-City Genealogical Society.
Contributors: Tri-City Genealogical Society.
Publisher: The Society
Published: 1973
Place of publication: Richland, Washington
Language: eng
Number of pages: 83
Subjects: Registers of births, etc. -- Illinois -- Johnson County; Johnson County (Ill.) -- Genealogy; Johnson County (Ill.) -- Census, 1850; United States -- Census, 7th, 1850