Emanuel Bausts Church Records, Carroll County, Maryland - Chr. of John, Elizabeth. These records are very spoty, with no entries for 1799,1800,1803,1804, and very few for 1802, and 1805-1812.
Perry County, Ohio Marriage Records - Joseph, Jacob, May, Jane, & Henry.
Perry County Court Records - Minutes Sept Term 1830 - Mentions Wife, John, Jacob, Joseph.
Perry County, Ohio Land Records.
Hocking County, Ohio Land Records.
New Reading Cemetery Records - Husband, Wife, John.
St. Paul's Lutheran Church Cem., Monday Creek Twp., Perry, Ohio, Jacob.
1800 Census - Taneytown, Frederick, Maryland - "Henry Moler".
1810 Census - Frederick County, Maryland - "H. Moler"
1820 Census - Reading Twp., Perry, Ohio - "Henry Mouler".
1830 Census - Reading Twp., Perry, Ohio - Household of "Jacob Mohler".
1840 Census - Hopewell Twp., Perry, Ohio, "Joseph Meohller".
1850 Census - Somerset, Perry, Ohio - Mary residing with "Joseph Mohler".
History of Green County, Iowa - Mary, gives Father as Henry Mohler.
Jane - is very speculative.
Voting registers - Perry County, Ohio. - 1822 - 1848. John & Joseph are in 1822, indicating that they were at least 21 in 1822. Jacob first appears in 1825, and Henry in 1830.
Johannes Mohler was never married.