12"/50 caliber Bethlehem

1910 naval gun of Argentina. 
12"/50 Bethlehem, 305L50 naval gun Bethlehem, Bethlehem 12"/50

OverviewRelatedWikipediaTableS1S2S3

Wikidata
1915 Bethlehem Steel, United States, weapon model, 

• Freebase entry^@
  

12" naval artillery – Rivadavia-class battleship – 

Frameless

Type	Date	Description	Keywords	Notes	Source
link		Freebase entry@			Wikidata

Individual site searches

Google custom search of specialist sites

Google custom search of general sites