Bob Allison hit the first grand slam in Twins history on April 16, 1961.
Bob Allison hit the first grand slam in Twins history on April 16, 1961.
Bob Allison, Camera Day 1962
Bob Allison hit the first grand slam in Twins history on April 16, 1961.
Bob Allison hit the first grand slam in Twins history on April 16, 1961.