A-1

Spanish submarine (1915). 

OverviewRelatedTimelineTableS1S2S3

Wikidata
attack submarine, F-class submarine, Spain, Spanish Navy, 

• Google Knowledge entry^@
  

F-class submarine – Spanish Navy – 

1917-04-17T00:00:00Z

ship launching 1917

{"selectable":false,"width":"100%","zoomMin":100000000000}

Type	Date	Description	Keywords	Notes	Source
link		Google Knowledge entry@			Wikidata
incident	1917	ship launching			Wikidata

Individual site searches

Google custom search of specialist sites

Google custom search of general sites