Death date is obviously after 1940 since she is listed in the 1940 Shannon County, Missouri Census.

Mandy Smotherman in the Missouri, U.S., Marriage Records, 1805-2002
Name: Mandy Smotherman
[Amanda Rebecca Smotherman]
Marriage Date: 28 Jan 1897
Marriage Place: Shannon, Missouri, USA
Spouse:
S W Kepler

Amanda R Kepler in the 1920 United States Federal Census
Name: Amanda R Kepler
Age: 64
Birth Year: abt 1856
Birthplace: Kentucky
Home in 1920: Spring Creek, Shannon, Missouri
Residence Date: 1920
Race: White
Gender: Female
Relation to Head of House: Wife
Marital Status: Married
Spouse's Name: Stephen W Kepler
Father's Birthplace: Tennessee
Mother's Birthplace: Virginia
Able to Speak English: Yes
Occupation: None
Able to read: Yes
Able to Write: Yes
Neighbors: View others on page
Household Members Age Relationship
Stephen W Kepler 79 Head
Amanda R Kepler 64 Wife
Henry B Smotherman 59 Brother-in-law
George P Veach 65 Brother-in-law
Myrrah A Veach 62 Sister-in-law

Amanda Kepler in the 1940 United States Federal Census
Name: Amanda Kepler
Respondent: Yes
Age: 84
Estimated Birth Year: abt 1856
Gender: Female
Race: White
Birthplace: Kentucky
Marital Status: Widowed
Relation to Head of House: Head
Home in 1940: Spring Creek, Shannon, Missouri
Map of Home in 1940: Spring Creek, Shannon, Missouri
Farm: Yes
Inferred Residence in 1935: Spring Creek, Shannon, Missouri
Residence in 1935: Spring Creek
Sheet Number: 4A
Number of Household in Order of Visitation: 53
House Owned or Rented: Owned
Value of Home or Monthly Rental if Rented: 150
Attended School or College: No
Highest Grade Completed: 0
Weeks Worked in 1939: 0
Income: 0
Income Other Sources: Yes
Neighbors: View others on page
Household Members Age Relationship
Amanda Kepler 84 Head
William P Smothemon 62 Cousin
Mary Woods61 Niece
N Woods 63 Niece Husband (Nephew)