"Massachusetts, Town Clerk, Vital and Town Records, 1626-2001," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:F4V2-44L : 5 November 2017), Alunson Park, 06 Sep 1827; citing Birth, Millbury, Worcester, Massachusetts, United States, Massachusetts Secretary of the Commonwealth, Boston; FHL microfilm 007009544.
"United States Census, 1850," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MD98-WVZ : 12 April 2016), Alanson Park in household of John Park, Millbury, Worcester, Massachusetts, United States; citing family 133, NARA microfilm publication M432 (Washington, D.C.: National Archives and Records Administration, n.d.).
"Massachusetts State Census, 1855," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MQ46-NWK : 11 March 2018), Alanson Parks in household of Nancy Parks, Millbury, Worcester, Massachusetts, United States; State Archives, Boston; FHL microfilm 953,963.
"Massachusetts, Town Clerk, Vital and Town Records, 1626-2001," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:FHWQ-J8D : 5 November 2017), Alanson Park and Prudence Aldrich, 17 Dec 1859; citing Marriage Notice, Millbury, Worcester, Massachusetts, United States, Massachusetts Secretary of the Commonwealth, Boston; FHL microfilm 007009544.
Find A Grave, database and images (https://www.findagrave.com : accessed 17 October 2019), memorial page for Alanson Park (1828–13 Oct 1870), Find A Grave: Memorial #51386092, citing Evergreen Cemetery, Douglas, Worcester County, Massachusetts, USA ; Maintained by Glenda Decker Perkins (contributor 47013880) .