Background
Itrich was born November 26, 1853 in Gross Katz, Germany and after entering the navy was sent as a chief carpenter"s mate to fight in the Spanish–American War aboard the United States.S. Petrel.
Itrich was born November 26, 1853 in Gross Katz, Germany and after entering the navy was sent as a chief carpenter"s mate to fight in the Spanish–American War aboard the United States.S. Petrel.
He died June 11, 1933 and is buried in San Francisco National Cemetery San Francisco, California. His grave can be found in section The Optical Society, grave 83-5.