(5) Sea snakes are distinguished by the compressed, rudder-shaped tail.
Penaud succeeded in overcoming the difficulty in question by the invention of what he designated an automatic rudder.
Plastered down by the fore-feet, and not, as often supposed, by the tail, which is employed solely as a rudder.
The ship's rudder, which was recovered in 1859, has been fashioned into a chair and a table, now in the possession of Lloyd's.
Minos, disgusted at Scylla's treachery, tied her to the rudder of his ship, and afterwards cast her body ashore on the promontory called after her Scyllaeum; or she threw herself into the sea and swam after Minos, constantly pursued by her father, until at last she was changed into a ciris (a bird or a fish).
These investigators began their work in 1900, and at an early stage introduced two characteristic features - a horizontal rudder in front for steering in the vertical plane, and the flexing or bending of the ends of the main supporting aeroplanes as a means of maintaining the structure in proper balance.
She frequently occurs on coins of the empire, standing between a modius (corn-measure) and the prow of a galley, with ears of corn in one hand and a cornucopia in the other; sometimes she holds a rudder or an anchor.
Beneath the tail is a rudder for directing the course of the machine to the right or to the left; and to facilitate the steering a sail is stretched between two masts which rise from the car.
'-?, ship is in motion it can be steered either by the sails alone, or by the rudder alone, or by both combined.
The rudder for lateral steering was placed about 21 metres behind the main surfaces and was formed of two vertical pivoted aeroplanes.