y engine yet designedfor aviation having bothmain and auxiliary ports silenced. Hence the only a\ iation engine adapted forpermanent use, or for otherthan merely exhibition puiposes. 5th. A Fool-Proof En-gine. The utmost simplicit\of construction, small numberof cylinders, together with itsbeing of… … tion with minimum weight; while ocylinder head linings, piston heads, valve conly dependable material for these parts.7th. A Superbly Beautiful Engine. - vhile all exposed parts not constructed of Magnalium—a shiningdible metal—are nickel-plated, the whole surface being polished mirror finish. 8th.…
Aeronautics
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