Found in SSDI, WWI and WWII draft, 1910 and 1920 census.

1910 CENSUS, ALLENTOWN, LEHIGH, PA:
With wife Natalie. Ages 24 & 22. Both Russian German. Married 2 years, no children. He arrived in 1909, she arrived in 1903. Both work in a silk mill. Live at 523 Auburn Street. (Father Joseph & family live at #514.)

1920 CENSUS, PATERSON WARD 4, PASSAIC, NJ:
Says both came in 1908. He still works as a weaver. They have a son, Gerhart, who is age 4 yrs, 6 months.