MODEL MAUTO-METER FOR THOSE INTERESTED IN AERONAUTICS ^o~c … /, V H-fi ^^.c^^ -T.j J \.^^<.^_^ For particulars in regard to this combined Helicopter, Parachuteand Gyroscope Apply to the undersigned IT requires little, if any, more expenditure ofgasolene to operate the combination herewiththan it does to drive any other style of mono-plane, as will become…
Aeronautics
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