Inscription:

IN
MEMORY OF
MARY A. R.
DAUGHTER OF
CLEMMENT & REBECCA
BROWN
DEPARTED THIS LIFE
JAN. 19, 1853
AGE
10 YRS. 9 MOS. 28 DA.

Mary A. R. Brown
Birth: 22 March 1842
Death: 19 January 1853
Burial: Cold Water Cemetery, Florissant, St. Louis County, Missouri

Family members buried in Cold Water Cemetery:
Parents: 
Clement Brown and Rebecca James Brown
Siblings: Henry C. Brown and William J. Brown

Census:
1850 Census: District 82, St Louis, Missouri; Roll: M432_414; Page: 474A; Image: 426. Household Members: Clement Brown 56, Rebecka Brown 45, William J. Brown 23, Henry C. Brown 21, Mary A. R. Brown 8, and Jane E. Stewart 17. Original data: Seventh Census of the United States, 1850; (National Archives Microfilm Publication M432, 1009 rolls); Records of the Bureau of the Census, Record Group 29; National Archives, Washington, D.C.