chopper2004
17th Oct 2014, 20:28
On October 17th 1974, the YUH-60A made its maiden test flight ....
NutLoose
17th Oct 2014, 23:34
They've moved on a long way since..
Piasecki X-49A Speeedhawk Compound Helicopter: 250-mph Black Hawk? | DefenseReview.com (DR): An online tactical technology and military defense technology magazine with particular focus on the latest and greatest tactical firearms news (tactical gun (http://www.defensereview.com/piasecki-x-49a-speeedhawk-compound-helicopter-250-mph-black-hawk/)