fig22
THE AEROPESKIN AERODYNAMIC RESEARCH FILES:
Looking at a bird is fun. Most paper airplanes have just a wing and fold of paper on the bottom that you hold when you throw the plane. There are several reasons for the differences.

SHADES
SUIT
PADS
HANDLES
ZIPPERS
SHOES
HELMET
SPOILER
AERO
CUPS
IMPORTANT
CHAT ROOM
ROLL TEXT
MAIL
POSTCARD