The Pinedo was an Argentinean, formerly German, minesweeper of 500 tons displacement purchased by Argentina in 1922. The Pinedo was powered by two Schulz boilers converted to burn oil providing a top speed of 16 knots. She carried a complement of 50 and was armed with three 3 inch guns. Found on http://www.probertencyclopaedia.com/browse/RP.HTM