A roundel in heraldry is a disc; the term is also commonly used to refer to a type of national insignia used on military aircraft, generally circular in shape and usually comprising concentric rings of different colours.
Build Gliders & Explore Flight
In January 1947 red bars were added within the existing white bars on both USN and USAAF aircraft and in September of the same year, the United States Army Air Forces (USAAF) became an independent service and was renamed the United States Air Force (USAF).
More free content listed on Wikipedia, the free encyclopedia - Aircraft Insignia
About the Exhibition
How Things Fly Web site, a companion to the physical exhibition at the Smithsonian National Air and Space Museum. The goal is to explain the basic principles that allow aircraft and spacecraft to fly.
| Distance Challenge
Forces of Flight
| How Wings Work
Paper Airplane Gallery
All items are free to view, share, and download.
When available, we provide all our content with a Spanish version in our public download section. You can find additional material from sources listed in all our articles.
Download The Dart Paper Airplane Content
Download Roundel Paper Airplane Content
Download The Carnard Paper Airplane Content
Download The Delta Paper Airplane Content
Create your own paper plane print out with instructions.
Think your plane has the stuff to go pro? Check out the tips, tricks, and modifications and put your aircraft to the test!