Posts by tanius
There is actually an international standard for this: The Chicago Convention on International Civil Aviation, and in there Annex 12 – Search and Rescue, appendix 2 "Ground-air visual signal code". ...
Answer
There is actually an international standard for this: The Chicago Convention on International Civil Aviation, and in there Annex 12 – Search and Rescue, appendix 2 "Ground-air visual signal code". ...