Elisabeth Demberg (or Elizabeth, née Lagsdon or Lagzdiņš) arrived in the United States in 1902. She married Theodore Demberg in 1910. They lived at 1020 Pallas St. in Philadelphia, according to the 1910 federal census. By 1920, the Dembergs lived at 219 Farson St. in Philadelphia along with their three children, Harold, Alice, and Edna, according to the federal census. Also living in the home were two of Elisabeth's sisters, Lena and Elsie A. Lagsdon.