Christina was born in 1867. She passed away in 1907.
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M93S-J31 : accessed 26 March 2020), Christine Oleson in household of Torval T Oleson, Grand Meadow Township, Mower, Minnesota, United States; citing enumeration district (ED) 88, sheet 10B, family 211, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,777.
Find A Grave: Memorial #61630256. Find a Grave, database and images (https://www.findagrave.com : accessed 26 March 2020), memorial page for Christina Lassed Lewison Olson (17 Jul 1867–6 May 1907), Find a Grave Memorial no. 61630256, citing Bear Creek Lutheran Church Cemetery, Mower County, Minnesota, USA ; Maintained by JB (contributor 47292730) | headstone image, portrait.