Immelmann becomes an Ace Max Immelmann shoots down a British VBF-5 for his fifth victory and becomes an ace, ten days after Oswald Boelcke. By ThemeSupport|2022-10-12T14:48:24-04:00September 6, 2022|Comments Off on Immelmann becomes an Ace Share This Story, Choose Your Platform! FacebookTwitterLinkedInEmail About the Author: ThemeSupport