According to the encyclopedia of JEWS in sports, Arnstein was a tackle on the Cornell Hamburgs with Knute Rockne. The Hamburgs were a semi-professional team from Chicago who occasionally played NFL teams in the early years of the league.
Birth and Death Dates:
In 1921, the Hamburgs lost to the Green Bay Packers, 40-0.
Arnstein played professional football in the early 1920s.
Use links below to navigate through the football section of Jews In Sports.
encyclopedia of JEWS in sports by Bernard Postal, Jesse Silver, and Roy Silver (New York: Bloch Publishing Co., 1965)