"United States Census, 1940," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/V19B-VGH : accessed 01 May 2014), Garritt Steinberg, Ward 9, Sioux Falls, Sioux Falls City, Minnehaha, South Dakota, United States; citing enumeration district (ED) 50-45, sheet 10A, family 186, NARA digital publication of T627, roll 3864.