What Selenium May Accomplish in the Near Future "If anyone were to strike " match fon the moon, we could-discover the fact on earth by means of selenium, even with out a telescope. And that feat could be accomplished in one second.'
That is one of the many extraordinary powers of selenium revealed by Dr. E. E. Fournier D'Albe, an international authority on the subject, in The Moon Element: An Introduction to the wonders Selenium.
Dr. Fournier d'Albe thinks that an instrument may be devised. the basis of the properties of sel jum, which will, in effect, turn the night into day so far as visibility is concerned.
During the war, the author, in con-Junction with Mr. Grindell Matthews, constructed a motor-boat which' was controlled by means of] a searchlight.
Before Lord Fisher, Mr. (now Lord) Balfour and leading experts this motor-boat wax mancuvred on the Penn Pond, in Richmond Park, in December, 1916. For the first time the author tells how, obedient to the beam of light, the boat careered about the pond, The day after the test Mr. Grindell Matthews received a deposit of! £25000 from the Government,
Text read from the printed page and cleaned; old type leaves the occasional error.