CREATE TABLE table_69464 ("Date" CLOB, "Opponent" CLOB, "Score" CLOB, "Loss" CLOB, "Attendance" FLOAT, "Record" CLOB)

What day did the record reach 15-4?
SELECT "Date" FROM table_69464 WHERE "Record" = '15-4'
SELECT "Date" FROM "table_69464" WHERE "Record" = '15-4'