FOR USE AT SEA

Dominion, Volume 10, Issue 3038, 27 March 1917, Page 5

FOR USE AT SEA

A most interesting addition has just been made to the apparatus of Blair. , gowrio (Scotland) High School, in. tu® shape of a- machine" invented and pa-, touted by Mr. J. Inches-Thomson and presented by him to the school. It ia ; , meant for use 'at sen,, and. serves toofollowing purposes:— ..._ ■ -, (1) Records all courses steered,; and the hour and minute of any change of course. * (2) Records the relative position op, vessels sighted, the colour of the lights., showing, ; and, in the event of collision, shows how both ships, weres handled, and which, if either,.was t» . blame. ••• ' ■ (8) Automatically transmits, to ties steersman inly such orders a? aro in accord with the' "rule of the Toad" ah 56 (4) Transmits the ordinary course orders, and records the time when.' • (5) Records the movement of >th« propeller shaft and the number of revolutions per minute. (6) A whistle' connected with this machine may be used in foggy ther to indicate the course being- : steered by a system-of exactlvmeasiir-'j'' ed blasts of. long and short duration. . (7) A range-finder may also be useclj-. to indicate the exact- distance - that ships or forts are apart, and to tele-] graph the distance- to the ship's guns.-;