The Ancient Order of the Pterodactyl (AOP) was the name of a fraternal association which is now known as the Coast Guard Aviation Association which has the purpose of focusing on United States Coast Guard aviation history.
The Ancient Order of the Pterodactyl (AOP) was the name of a fraternal association founded in 1977. The organization is now known as the Coast Guard Aviation Association which has the purpose of focusing on United States Coast Guard aviation history.