File:Roberts torpedo.jpg

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	02:24, 22 June 2010		350 × 458 (59 KB)	commons>Niagara	== {{int:filedesc}} == {{Information \|Description={{en\|Diagram of a {{w\|torpedo (petroleum)\|torpedo}} invented by {{w\|Edward A. L. Roberts}}.}} \|Date={{Date\|1916}} \|Source=Diagram appears on page 332, of ''[http://www.archive.org/details/americanpetrole07

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