She married Grant Gibson on July 10, 1899 in Gibson County, Indiana.[1]
They were the parents of:
Orville Gibson
Emma Lee Gibson
Pauline Gibson
Sources
↑ Indiana Marriages, 1811-2007," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:VH4G-1C7 : 10 December 2017), Grant Gibson and Alice Alcorn, 10 Jul 1899; citing Gibson, Indiana, United States, various county clerk offices, Indiana; FHL microfilm 1,434,765.
United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MH9M-YR1 : 24 August 2017), Mary A Alcorn in household of Elisha Alcorn, Montgomery, Gibson, Indiana, United States; citing enumeration district ED 110, sheet 282C, NARA microfilm publication T9 (Washington D.C.: National Archives and Records Administration, n.d.), roll 0279; FHL microfilm 1,254,279.
United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MM1Q-2TC : accessed 25 October 2018), Mary A Gibson in household of Elisha Alcorn, Montgomery Township Owensville town, Gibson, Indiana, United States; citing enumeration district (ED) 8, sheet 18A, family 381, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,372.
United States Census, 1920," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MF7Z-8NW : accessed 25 October 2018), Alice Gibson in household of Grant Gibson, Montgomery, Gibson, Indiana, United States; citing ED 13, sheet 8A, line 24, family 171, NARA microfilm publication T625 (Washington D.C.: National Archives and Records Administration, 1992), roll 433; FHL microfilm 1,820,433.
United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XHMN-Z9H : accessed 25 October 2018), Alice Gibson in household of Matt Peacock, Montgomery, Gibson, Indiana, United States; citing enumeration district (ED) ED 17, sheet 4A, line 30, family 80, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 588; FHL microfilm 2,340,323.
United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:V1R1-VPD : 13 March 2018), Alice Gibson in household of Matthew Peacock, Montgomery Township, Gibson, Indiana, United States; citing enumeration district (ED) 26-12, sheet 7A, line 27, family 139, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 1046