Aero Linx: National Waco Club The National Waco Club is recognized as the oldest “Type Club” in the United States. Membership is open to anyone with a love for Waco airplanes, be it a current owner, former owner, employee, or anyone who appreciates the beautiful airplanes built by the Waco Aircraft Company. The Club also maintains the largest collection of Waco photos in the U.S., as well as a huge collection of manuals and brochures, all available to Club members. We also maintain the largest, complete database listing of every Waco ever built (excluding Troop Gliders) from 1921-1946 with such information as models, serial numbers, registration numbers, dates built, original purchasers, and any other pertinent information available.