The official webpage of the Hatz Biplane Association, dedicated to the education and enjoyment of building and
flying Hatz CB-1, Classic, Bantam, and Kelly-D biplanes.
Here you will find HBA news, builder info, where to buy plans and information packs about the Hatz and the Kelly-D
biplanes, a forum to trade messages with other builders, a bookstore, and so much more!
Hatz Biplane Association
9981 S. 50 W
Pendleton, IN 46064
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Formerly the American Hatz Association
our new name reflects our World Wide membership
Hatz website administrator:
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National Biplane Fly-in
Junction City, KS (3JC)
Hatz Biplane Fly-in
Brodhead, WI (C37)
EAA Airventure Oshkosh
AAA Fly-in Antique Airfield
Blakesburg, IA (IA27)
Aug. Sept. 3-7