Analysis of information sources in references of the Wikipedia article "Dickinson System" in English language version.
the Fighting Irish received the Jack F. Rissman national Intercollegiate football trophy for the year 1930. Not only did they receive it for the present season but for all time; three times a winner within the same decade means permanent possession of the trophy.
Places Dartmouth at the top of the column
The annual Dickinson ratings were emblematic of the national championship and the basis for awarding the Rissman Trophy and the Knute K. Rockne Intercollegiate Memorial Trophy. Notre Dame gained permanent possession of the Rissman Trophy after its third victory in 1930. Minnesota retired the Rockne Trophy after winning it for a third time in 1940.
The annual Dickinson ratings were emblematic of the national championship and the basis for awarding the Rissman Trophy and the Knute K. Rockne Intercollegiate Memorial Trophy. Notre Dame gained permanent possession of the Rissman Trophy after its third victory in 1930. Minnesota retired the Rockne Trophy after winning it for a third time in 1940.