CREATE TABLE table_49660 ("Year" FLOAT, "Class" TEXT, "Team" TEXT, "Points" FLOAT, "Wins" FLOAT)

Name the lowest Wins which has Points of 28, and a Year smaller than 1972?
SELECT MIN("Wins") FROM table_49660 WHERE "Points" = '28' AND "Year" < '1972'
SELECT MIN("Wins") FROM "table_49660" WHERE "Points" = '28' AND "Year" < '1972'