Indispensable [1920] ｜ ｜ ｜―Sunny Days [1931] ｜ ｜―Drought [1945] ｜ ｜―Dry Veldt [1959] ｜ ｜―Keep Cool [1970] ｜ ｜―Cool Down [1974] ｜ ｜―Cool Lover [1987]