Aerospace Composite Products
(even though it's not listed on their web page, they make a good video showing how to vacuum bag wings with balsa skins and fiberglass composite surfaces - just call up and ask for their "vacuum bagging video")

Endless Lift Videos
(Paul Naton's treks across the country in search of great slope and thermal soaring, also educational videos on tuning, hand launch techniques, building, etc.

Model Video Productions
Educational videos, videos to help clubs secure flying fields, 96 NATS coverage

Propwash Video Productions
(videos of aerobatic and jet competitions, also instructional videos)

Reese Productions
(home of Dave Reese's amazing "Lift Ticket" slope soaring video)

SKS Video Productions
(producer of a wide assortment of videos - Top Gun, Jets, Helis)

Soaring Stuff
(distributor - books, "building stuff", "launching stuff", videos: "Old Buzzard Goes Flying", "R/C Soaring... From the Ground Up", "Everything You Always Wanted to Know About AIRFOILS", "Building Hollow Molded Aircraft Structures"