Mary was born in 1854. She was the daughter of John Shipley and Eliza Barber. She passed away in 1927.
Sources
Census Records:
"United States Census, 1880," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MNQF-YPJ : 19 November 2021), Mary E. Baker in household of William P Baker, District 4 Woolerys, Carroll, Maryland, United States; citing enumeration district , sheet , NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm .
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M3K1-XFG : accessed 12 December 2021), Mary E Baker in household of William P Baker, Election District 4, Woolerys (south part), Carroll, Maryland, United States; citing enumeration district (ED) 124, sheet 12B, family 245, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,620.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M2FK-MF3 : accessed 12 December 2021), Mary E Baker in household of William P Baker, Election District 4, Carroll, Maryland, United States; citing enumeration district (ED) ED 76, sheet 9A, family 180, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 562; FHL microfilm 1,374,575.
Find a Grave, database and images (accessed 12 December 2021), memorial page for Mary E. Shipley Baker (23 Aug 1854–17 Sep 1927), Find A Grave: Memorial #34727553, citing Deer Park Cemetery, Smallwood, Carroll County, Maryland, USA ; Maintained by Seagull (contributor 46776071) .