File:Darracq 30 hp water-cooled flat-twin aircraft engine 1909 from Aero Engines, Burls, 1915.jpg

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English: Darracq 25–30 hp (19–22 kW) water-cooled flat-twin aircraft engine of 1909, seen from rear end. This is the type of engine that was used in Alberto Santos-Dumont's Demoiselle No. 20 light aircraft.
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Source G. A. Burls (1915), Aero Engines, p. 55, fig. 12
Author Unknown authorUnknown author

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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Darracq_30_hp_water-cooled_flat-twin_aircraft_engine_1909_from_Aero_Engines,_Burls,_1915.jpg

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Date/TimeThumbnailDimensionsUserComment
current03:11, 14 October 2018Thumbnail for version as of 03:11, 14 October 20181,337 × 738 (531 KB)Colin Douglas Howell (talk | contribs){{Information |description={{en|Darracq {{convert|25|-|30|hp|abbr=on}} water-cooled flat-twin aircraft engine of 1909, seen from rear end. This is the type of engine that was used in w:Alberto Santos-Dumont's ''Demoiselle'' No. 20 light aircraft.}} |date=1909 |source=[https://hdl.handle.net/2027/wu.89090516451?urlappend=%3Bseq=73 G. A. Burls (1915), ''Aero Engines'', p. 55, fig. 12] |author={{unknown|a...

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