CREATE TABLE table_6745 ("Buechel & Manhart spelling  ( pronunciation ) " TEXT, "Ullrich" TEXT, "Brandon University" TEXT, "Deloria & Boas" TEXT, "Dakota Mission" TEXT, "Rood & Taylor" TEXT, "Riggs" TEXT, "Williamson" TEXT, "University of Minnesota" TEXT, "White Hat" TEXT)

University of Minnesota of had what Deloria & Boas?
SELECT "Deloria & Boas" FROM table_6745 WHERE "University of Minnesota" = 'ṭ'
SELECT "Deloria & Boas" FROM "table_6745" WHERE "University of Minnesota" = 'ṭ'