This page needs to be proofread.

DICTIONARY OF AVIATION 197

side-rope 'said^oop w. one of two ropes attacht one to each side of a kite, manipulated from the ground so as to re- stjain the side oscillations of the kite.

side-string 'said,stirj n. one of the strings at the side of a kite, attacht to the outer ends of the frame-sticks.

side-to-side 'said-ta,said adj.

1. from one side to the other; from right to left, or vice versa ; lateral : as, *side-to-side motion : distmguisht from up-and-down.

2. related to, or controlling the side-to-side movements of an aircraft; having to do with horizontal steering; right-and-left : as, a *side-to-side rudder : distmguisht from up-and-down.

side-van 'said,vaen n. a van, vane, or wing located at one side of an airship; a side-vane; a side-plane; a side-wing.

side-wind 'said,wind n. a wind blowing laterally or toward the side; a wind or air-current coming from the side; also, at sea, a beam-wind.

side-wing 'said,wirj n. a wing or aeroplane located on one side of a flying-machine; a lateral wing; a side-plane.

signal 'signl n. a sign or indication ; some conventional ob- ject, as a flag, a sound, or a light, displayd so as to com- municate information regarding wether-conditions, etc.: as, a hot-wind *signal.

ball signal, same meaning as staff-and-ball signal, bomb signal, a colord-light wether-signal made by means of an explosiv born thrown to a great height.

cautionary signal, specifically, one of the wind-signals formerly (1871-91) used by the United States government in place of the present storm-warnings.

drum-and-cone signal, a wind-signal consisting of a pen- dent drum or short vertical cylinder and a cone, displayd in different combinations at European and Colonial stations.

information signal, a triangular red-flag signal formerly used by the United State government (in place of the pres- ent storm-warnings) to notify seamen of the advisability of applying for information as to probable storms.

stafftandfball signal, a wether-signal consisting of three balls arranged vertically above one another upon a staff in different combinations.

signal-corps 'signJ,ko:z n. a corps of the United States army charged with signal-work such as telegrafing; an army-corps concernd with signal-servis.

signal-flag 'signl,ftseg n. a flag used as a signal or sign, as by the Wether- Bureau; one of a set of flags of different colors, shapes, and markings used for signaling.

�� �