ire is used to form the outline ot theway as bamboo, and theanything, more efficientthan a control device of any other material. Inalmost every case a single piece of wire is suffi-cient, it is bent without anv trouble, the jointsbeing held with fine iron wire while it is sold-ered over the alcohol… … isential to control, no model constructed shouldi rudderless. In fact, some types of aeroplaneodels cannot possibly be flown without thisnportant detail. However, a distinction must* made between the words rudder and fin,id usually built into b the latter being the model for stability. Like the…
Aeronautics
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