|Shipyard||Kaiserliche Werft, Danzig (Werk 8)|
|Ordered||23 Feb 1909|
|Launched||16 Dec 1910|
|Commissioned||25 Apr 1912|
|Fate||12 Aug 1914 - off Heligoland Bight, mine or accident. 25 dead (all hands lost).|
There was another U 13 in World War Two
That boat was launched from its shipyard on 9 Nov 1935 and commissioned into the Kriegsmarine on 30 Nov 1935. Take a look at U 13 from WWII.