A woman employee of <a href="https://en.wikipedia.org/wiki/Douglas_Aircraft_Company" class="extiw" title="w:Douglas Aircraft Company">Douglas Aircraft Company</a>'s plant in <a href="https://en.wikipedia.org/wiki/Long_Beach,_California" class="extiw" title="w:Long Beach, California">Long Beach, California</a> in October 1942, being trained on the details of installing an aircraft engine. The engine is a <a href="https://en.wikipedia.org/wiki/Pratt_%26_Whitney_R-1830_Twin_Wasp" class="extiw" title="w:Pratt &amp; Whitney R-1830 Twin Wasp">Pratt &amp; Whitney R-1830 Twin Wasp</a> 14-cylinder <a href="https://en.wikipedia.org/wiki/radial_engine" class="extiw" title="w:radial engine">radial engine</a> of 1,200 horsepower (890 kW); it is being installed on a <a href="https://en.wikipedia.org/wiki/Douglas_C-47_Skytrain" class="extiw" title="w:Douglas C-47 Skytrain">Douglas C-47 Skytrain</a> twin-engined transport airplane, the military version of the <a href="https://en.wikipedia.org/wiki/Douglas_DC-3" class="extiw" title="w:Douglas DC-3">Douglas DC-3</a> airliner.
Alfred T. Palmer
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