"United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MZTV-GJY : 19 February 2021), J Leon Armijo in household of Pedro Ortis, Wagon Mound, Mora, New Mexico, United States; citing enumeration district ED 23, sheet 97C, NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm 1,254,803.
"New Mexico Births and Christenings, 1726-1918", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:FDJ9-8Q2 : 20 January 2020), Jose Leon Armijo in entry for Maria Dolores Armijo, 1884.
"New Mexico Births and Christenings, 1726-1918", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:FDJC-CGW : 20 January 2020), Leon Armijo in entry for Maria Barolina Arminda Armijo, 1895.
"New Mexico Births and Christenings, 1726-1918", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:FDNS-FM2 : 20 January 2020), Leon Armijo in entry for Maria Barolina Arminda Armijo, 1895.
"United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MML9-TXS : accessed 23 July 2021), Leon J Armijo, ED 75 Precincts 8, 18 Ocaté, Ocate Naranjos, Mora, New Mexico Territory, United States; citing enumeration district (ED) 75, sheet 3A, family 56, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,241,001.
"United States Census, 1910," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MGSF-K3Y : accessed 23 July 2021), Jose L Armijo, Ocate, Mora, New Mexico, United States; citing enumeration district (ED) ED 130, sheet 3A, family 53, NARA microfilm publication T624 (Washington D.C.: National Archives and Records Administration, 1982), roll 916; FHL microfilm 1,374,929.