Text: WWI registration card (ancestry.com). 1930 census (at ancestry.com) suggests birth year about 1884. Texas death certificate gives birth year of 1883 and birthplace as Poland. WWII registration card (at familysearch.org) gives birth date of August 18, 1881 and birthplace as Austria.
Text: Jewishgen Online Worldwide Burial Registry (http://data.jewishgen.org/wconnect)
Text: "Missouri, County Marriage, Naturalization, and Court Records, 1800-1991," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QKZ7-GPXK : 28 September 2015), M Weidenbaum and Annie Brahinsky, 11 Apr 1916; citing Marriage, Buchanan, Missouri, United States, p. 270, Missouri State Archives, Jefferson City.