CREATE TABLE table_65604 ("Player" TEXT, "Test debut" TEXT, "Year" FLOAT, "Cross-code debut" TEXT, "Date" TEXT, "Position" TEXT)

What is the cross-code debut later than 1958 for Dick Thornett?
SELECT "Cross-code debut" FROM table_65604 WHERE "Year" > '1958' AND "Player" = 'dick thornett'
SELECT "Cross-code debut" FROM "table_65604" WHERE "Player" = 'dick thornett' AND "Year" > '1958'