"United States World War I Draft Registration Cards, 1917-1918", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:KXYN-3CS : 23 February 2021), Michal Wasicleski, 1917-1918.
"New York State Census, 1925," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:K9BL-QYL : 8 November 2014), Mich Wasilenski, Brooklyn, A.D. 15, E.D. 06, Kings, New York, United States; records extracted by Ancestry and images digitized by FamilySearch; citing p. 25, line 01, New York State Archives, Albany.