I found this information while searching for my Sheetz family. I do not believe I am related to these people but hope it may help someone else
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41 141 141 Mathis C G 43 M . Carpenter . N J . . . . .
42 141 141 Mathis Cordelia 27 F . . . Ohio . . . . .

CENSUS YR: 1850 STATE or TERRITORY: IA COUNTY: Muscatine DIVISION: Muscatine REEL NO: M432-187 PAGE NO: 347B
REFERENCE: George Reeder / 2 September 1850
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LN HN FN LAST NAME FIRST NAME AGE SEX RACE OCCUP. VAL. BIRTHPLACE MRD. SCH. R/W DDB REMARKS
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1 141 141 Mathis Charles P 17 M W Apprentice . Ohio . . . . .
2 141 141 Mathis Calvin W 4 M . . . Md . . . . .
3 141 141 Mathis Geo H 3 M . . . Iowa . . . . .
4 141 141 Mathis Cordelia 1 F . . . Iowa . . . . .

Greenwood Cemetery record Muscatine County Muscatine, Iowa
Card N0 3762
Lot owner Mathis, M. S.
Lot No 31 Ogilvie addition Block 8
Mrs Sheetz F age 72 date of internment 6-30-1896
Sophia Mathis French Eggert F age 82 Date of internment 12-26-1929 married Charles A Eggert 2-6-1868
Harriet French F age 77 date of internment 12-0-00 died 12-28-1899 Born 8-13-1822 daughter of M and I mathis