Analysis of information sources in references of the Wikipedia article "باشگاه هوایی ایالات متحده" in Persian language version.
In 1912, Ralph Clayton Diggins made a successful flight and became the 26th person in the United States to receive a pilot's license. It was issued by the Aero Club of America in New York City, before the days of federal regulation.
For many years prior to the organization of the Aero Club of America the science of aerial navigation had ...
In 1912, Ralph Clayton Diggins made a successful flight and became the 26th person in the United States to receive a pilot's license. It was issued by the Aero Club of America in New York City, before the days of federal regulation.