John Koperski Death Records
Found 2 records:
John E Koperski (1930–1973)
Born: November 24, 1930 in Minnesota
Died: March 14, 1973 in Amador County, California
John I Koperski (1864–1945)
Born: July 10, 1864 in Michigan
Died: June 30, 1945 in Los Angeles County, California