↑ "United States Census, 1910," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MKHT-S4H : accessed 04 Mar 2014), Hattie K Straus in household of Simon W Straus, Chicago Ward 3, Cook, Illinois, United States; citing sheet , family 122, NARA microfilm publication T624, FHL microfilm 1374255.
↑ "United States Census, 1920," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/MJBG-YPM : accessed 04 Mar 2014), Hattie Klee Straus in household of Simon Straus, Manhattan Assembly District 15, New York, New York, United States; citing sheet , family 152, NARA microfilm publication T625, FHL microfilm 1821213.
↑ "Illinois, Cook County, Birth Certificates, 1871-1940," index and images, FamilySearch
(https://familysearch.org/ark:/61903/1:1:QKDZ-SDMS : accessed 5 January 2016), Harriett Straus, 25 May 1904; citing Chicago, Cook, Illinois, United States, reference/certificate 32138, Cook County Courthouse, Chicago; FHL microfilm.
"New York, New York Passenger and Crew Lists, 1909, 1925-1957", index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/24F3-GX8 : accessed 30 Mar 2014), Hattie K Straus, 1929.