Whoosh boom splat :
Gurstelle, William.
Whoosh boom splat : the garage warrior's guide to building projectile shooters from potato cannons to pulsejets and beyond / by William Gurstelle. - 1st ed. - New York : Three Rivers Press, c2007. - 159 p. : ill. ; 24 cm.
Includes bibliographical references and index.
9780307339485
2006017810
Toy making.
Blowguns.
Catapult.
Toy guns.
TT174 / .G87 2007
621.8/15
Whoosh boom splat : the garage warrior's guide to building projectile shooters from potato cannons to pulsejets and beyond / by William Gurstelle. - 1st ed. - New York : Three Rivers Press, c2007. - 159 p. : ill. ; 24 cm.
Includes bibliographical references and index.
9780307339485
2006017810
Toy making.
Blowguns.
Catapult.
Toy guns.
TT174 / .G87 2007
621.8/15