Ferris, Richard. [from old catalog] · New York, T. Nelson and sons · leaf 235
r plane bend slight-ly upward from the centre, making a dihedral angle,as it is called; that is, an angle between two surfaces,as distinguished from an angle between two lines.The toy wheels, Mr. Lynn says, are put on princi-pally for looks, but they are also useful in per- 234 MODEL FLYING… … Front view of the Lynn model of the monoplane type, about to take flight. weight, and the model will not fly quite so far withthem as without. The wood from which this model was made wastaken from a bamboo fish-pole, such as may bebought anywhere for a dime. The pole was split MODEL FLYING…
Aeronautics
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