↑ 2.02.1 "United States Census, 1900," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M9F1-DTP : accessed 25 January 2021), Grover J Mount in household of John Mount Jr., Middletown Township Highlands borough, Monmouth, New Jersey, United States; citing enumeration district (ED) 134, sheet 6B, family 140, NARA microfilm publication T623 (Washington, D.C.: National Archives and Records Administration, 1972.); FHL microfilm 1,240,986.
Birth in Middletown is probably the section that will become Highlands in the near future (from 1895).
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