CREATE TABLE table_23352 ("School" CLOB, "City / Town" CLOB, "Website" CLOB, "Size" FLOAT, "Principal" CLOB, "Grades" CLOB, "IDOE Profile" CLOB)

Name the principal of Northfield Junior-Senior High School.
SELECT "Principal" FROM table_23352 WHERE "School" = 'Northfield Junior-Senior High School'
SELECT "Principal" FROM "table_23352" WHERE "School" = 'Northfield Junior-Senior High School'