Owners and operators of advertising blimps or airships should submit their sites to the Advertising category.
Owners and operators of airships and blimps used for photography should submit their sites to an appropriate regional category in the Aerial Photography section.
Companies which sell but do not manufacture components should submit to the Aircraft Spares category.
Manufacturers of complete subsystems should submit to the Systems category.
Sites concerned with the maintenance, repair and support of aircraft should go to an appropriate category in the Transport Aviation section.
Sites pertaining to the technology, theory, and science of aeronautics should go to the Aeronautics category.
If your site fits in one of the subcats, you can help us by submitting it into the appropriate subcat.
Thank you.