1907 Stefan Karpinski left Hamburg on the ship Graf Waldersee on 29 April 1907 and arrived in New York on 11 May 1907 en route to Jersey City, New Jersey to join his uncle Jan Pietro. He was 20 years old, a citizen of Russia and had been living in Wielun. (There is place now called Wielun in Lódzkie, Poland.)
1910 On May 8, Sczepan Karpienski, age 24, and Waclaw Karpinski, age 19, were boarders at 106 Essex Street, Jersey City, Hudson, New Jersey. Sczepan was a laborer in a tannery and Waclaw was a laborer in a lumber yard. Both were born in Russia (Polish) as were their parents. Sczepan immigrated in 1907 and Waclaw in 1910. [1]
[1] United States Federal Census, 1910, [AncestryImage], [AncestryRecord].