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	Front view of propeller. The blades are Plastic Flexible Plates, each of which is fastened to the Face Plate by two Angle Brackets.
	Rear view of propeller and tail fins.
	Detail of transmission of propeller rotations to vertical shaft. On the right, an 11t Pinion #26n meshes with a 3/4" Pinion. The 3flat Contrate could just as well have been a normal #28; it is a "relict" of an earlier version of the mechanism where space was a problem.

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