The Ragnar was a Swedish Wale Class torpedo boat of 360 tons displacement launched in 1908. The Ragnar was powered by four Yarrow coal-fired boilers providing a top speed of 30.5 knots. She was armed with two 3 inch guns; four 6 pdr guns; two machine-guns and four 18 inch torpedo tubes.
Found on http://www.probertencyclopaedia.com/browse/RR.HTM
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