"United States Census, 1940," index and images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K4P1-6ZH : accessed 10 April 2015), John Vriepemar, Midland Park Borough, Bergen, New Jersey, United States; citing enumeration district (ED) 2-232, sheet 6B, family 123, NARA digital publication T627 (Washington, D.C.: National Archives and Records Administration, 2012), roll 2311.