Solfatare [1895] ｜ ｜ ｜―Skoch Veske [1910] ｜ ｜―Sornitt [1917] ｜ ｜―Sadovaya [1926] ｜ ｜ ｜―Saida [1940] ｜ ｜ ｜―Sessiya [1945] ｜ ｜―Sparzha [1936] ｜ ｜―Sigma [1940] ｜ ｜―Sigara [1945] ｜ ｜―Stoyka [1957]