Moreover the good glide had to allow for foot launch and landing .
The theory might look simple but the reality is a lot more complex : Nervures wanted a good glide , to be able to fly above shallow slopes , trees etc .
The good glide had to allow for foot launch and landing .
The theory might look simple but the reality is a lot more complex : Nervures wanted a good glide , to be able to fly above shallow slopes , trees etc .