SMS Derfflinger was created on 1914-09-01.
Georg von Derfflinger was born on 1606-03-20.
Georg von Derfflinger died on 1695-02-14.
SMS Heimdall was created in 1893.
SMS Yorck was created in 1905-11.
SMS Freya was created in 1900-10.
SMS Stettin was created in 1907-10.
SMS Strassburg was created in 1912-10.
SMS Niobe was created in 1926-05.
SMS Gefion was created on 1894-10-02.
SMS Zrínyi was created on 1911-11-22.
SMS Zenta was created on 1899-05-25.
SMS Karlsruhe was created on 1914-01-15.