1850 Federal census of Mason County, Illinois
By: copied and indexed by Bernice C. Richard.
Contributors: United States. Census Office. 7th census, 1850.
Publisher: Richard
Published: 1970
Place of publication: [s.l.]
Language: eng
Number of pages: 425
Subjects: Registers of births, etc. -- Illinois -- Mason County.; Mason County (Ill.) -- Genealogy.; Mason County (Ill.) -- Census, 1850.
Notes: Includes index.