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The tower mill appeared later than the post mill; it consists of a usually circular, stationary body and a roof that rotates with the help of a fantail.
Wooden arm to which the sail frame is attached.
Wooden structure that is attached to the stock; the force of the wind turns it to drive the rotor.
Cylindrical part on which the sails turn; it transmits the movement of the rotor to the windmill machinery.
Movable upper part of the tower that contains the rotor; it turns to position the sails facing the wind.
Structure that supports the cap; it houses all the machinery for milling grain.
Level for accessing the inside of the mill; grain is usually stored at its base.
Passageway used to move around the mill floor.
All the sailbars forming the outline of the sail.
Orientation device that is attached to the cap, allowing it to rotate to keep the sails in the direction of the wind.
Thick wooden sailbar on the side of the frame that keeps the narrower sailbars inside the sail.
Elongated piece of wood that forms a sail.
Cloth attached to a sail that collects wind energy; a large sail cloth is used for weak winds and a small sail cloth for strong winds.