This is a free sample of Helicopter Life magazine issue "Summer 2018"
Download full version from:
Apple App Store:
https://itunes.apple.com/us/app/id1298076346?mt=8&at=1l3v4mh
Google Play Store:
https://play.google.com/store/apps/details?id=com.presspadapp.helicopterlifemagazine
Magazine Description:
Articles and photographs about helicopters all around the world, anything and everything of interest to helicopter pilots, enthusiasts and aviation lovers.
You can build your own iPad and Android app at http://presspadapp.com