CREATE TABLE table_55160 ("Date" CLOB, "Opponent" CLOB, "Score" CLOB, "Loss" CLOB, "Attendance" FLOAT, "Record" CLOB)

Name the date that had a record of 90-60
SELECT "Date" FROM table_55160 WHERE "Record" = '90-60'
SELECT "Date" FROM "table_55160" WHERE "Record" = '90-60'