This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
piasecki helicopter piaseckihelicopter piasecki piasecki yh piaseckiyh piasecki yha piaseckiyha yh yh yha yha usaf usaf af af piasecki yha transporter piaseckiyhatransporter piasecki yh transporter piaseckiyhtransporter piasecki transporter piaseckitransporter yhaph yhaph vehicle aircraft rotor blade outdoor monochrome text Title