Minnesota Governor (1971-1976: Anderson), Numerical Files.
The most likely series to find material on this topic would be the Numerical Files; "Education" is file number 37 in each year (1971-1976).
MNHS call number: Digital Finding Aid
Minnesota State Board of Education Minutes and Agenda Packets (1919-1991).
Master set of minutes for May 1919 through 1960; and agenda packets, which include minutes, as well as memos, reports, and other documents acted upon at each meeting, for 1950-1979 and 1981-1991. The most useful years for this topic are 1971-1975.
MNHS call number: Digital Finding Aid