HNLMS O 20

1939 O 19-class submarine. 

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Wikidata
Wilton-Fijenoord, O 19-class submarine, minelaying submarine, Royal Netherlands Navy, Netherlands, 

• Freebase entry^@
  

minelaying submarine – O 19-class submarine – Royal Netherlands Navy – Wilton-Fijenoord – 

1936-06-15T00:00:00Z

keel laying 1936

1939-01-31T00:00:00Z

ship launching 1939

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Frameless

Type	Date	Description	Keywords	Notes	Source
link		Freebase entry@			Wikidata
incident	1936	keel laying			Wikidata
incident	1939	ship launching			Wikidata

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