This is the tombstone of Mary (Buchner) Schumm, located in row 11 of Zion Lutheran Cemetery, Schumm, Van Wert County, Ohio. The marker is inscribed:
MARY Wife of
Maria “Mary” Catharina Buchner was born in Willshire Township on 7 March 1861, the daughter of John and Anna Margaret (Scior) Buchner. Mary was baptized at home by Zion Schumm’s minister, with Mrs. Catharine Dietrich and Mrs. Maria Dietrich serving as her sponsors. Her parents were both German immigrants who married in Van Wert County in 1853.
The John Buchner family in 1870: John, 42; Margaret, 40; William, 11; Mary, 9; John, 5; Henry, 2; and Catharine Lillich, 80. The parents were born in Hesse Darmstadt and the children in Ohio. John was a farmer. 
The John Buchner family in 1880: John, 51; Margaret, 51; William A, 21; Mary C, 19; John P, 14; and Henry C, 12. 
Mary Buchner married widower Friedrich Schumm Jr on 6 September 1888, at Zion Lutheran Church, Schumm. Friedrich was the son of Johann Friedrich and Magdalena (Meyer) Schumm. Friedrich’s first wife Margaret (Ehrenmann) died in 1885. Friedrich and Margaret had 9 children, 6 of whom lived to adulthood.
Mary’s father John Buchner died 7 January 1896.
Friedrich Jr and Mary (Buchner) Schumm lived on a farm in Black Creek Township, Mercer County, Ohio. Their family in 1900: Friedrich, 56; Mary, 39; Hugo A, 24; Leona B, 22; Henrietta A, 20; Lawrence W, 15; Amos C, 8; Erna F, 5; Naomi M, 3. This enumeration indicates the couple had been married 12 years and that Mary had given birth to 4 children, 3 of whom were living. Friedrich was a farmer. 
Mary lost two close family members in 1907. Mary’s mother Margaret (Scior) Buchner died 20 April 1907 and Mary’s husband Friedrich Schumm Jr died 24 December 1907. Her husband Friedrich is buried in row 9 of Zion’s cemetery.
In 1910 widow Mary (Buchner) Schumm lived with her children. The family in 1910: Mary, 49; William, 25; Amos, 18; Erna, 15; and Naomi, 12. 
In 1920 widow Mary (Buchner) Schumm lived with her son Amos Schumm, his wife Esther, their daughter Ruth, and Mary’s daughter Naomi. The family in 1920: Amos, 28; Esther, 26; Ruth, 1 month; Naomi, 22; and Mary, 58. 
Mary (Buchner) Schumm died in Mercer County, Ohio, on 16 February 1930. 
Friedrich Jr and Mary (Buchner) Schumm had the following children:
Justina Louise (1889-1889)
Amos Clemens (1891-1974), married Esther Emilie Schumm
Erna Theresa (1894-1971), married Walter Emanuel Schumm
Naomi Margaretha (1897-1982), married Arnold Ludwig Schumm
 1870 U.S. Census, Willshire, Van Wert, Ohio, p.445B, dwelling 218, family 219, John Buechner; digital image by subscription, Ancestry.com (https://www.ancestry.com/search/collections/7163/ : viewed 11 May 2020).
 1880 U.S. Census, Willshire, Van Wert, Ohio, ED 154, p.444C, family 24, John Buechner; digital image by subscription, Ancestry.com (https://www.ancestry.com/search/collections/6742/ : viewed 11 May 2020).
 1900 U.S. Census, Black Creek, Mercer, Ohio, ED 74, p.2, dwelling & family 29, Frederick Schumm; digital image by subscription, Ancestry.com (https://www.ancestry.com/search/collections/7602/ : viewed 17 May 2020).
 1910 U.S. Census, Black Creek, Mercer, Ohio, ED 107, p.2A, dwelling & family 26, Marry Schwinn; digital image by subscription, Ancestry.com (https://www.ancestry.com/search/collections/7884/ : viewed 17 May 2020).
 1920 U.S. Census, Black Creek, Mercer, Ohio, ED 124, p.1B, dwelling & family 16, Amos Schumm; digital image by subscription, Ancestry.com (https://www.ancestry.com/search/collections/6061/ : viewed 17 May 2020).
 “Ohio Death Index, 1908-1932, 1938-1944, 1958-2007,” Marie K Schumm, 1930; database, FamilySearch.org.