Officer Donald L Risberg collapsed on his Northside beat at the intersection of Lyndale and 42nd Avenues North shortly before 6:00 pm on November 28, 1956.
He died two hours later in General Hospital from a massive heart attack.
Officer Donald L Risberg had been a Minneapolis police officer for 14 years. He was a veteran of World War II.
Officer Risberg lived at 4537 Park Avenue South with his wife and two sons.
He was 44 years old at the time of his death.