Show IN scientific FIELDS minor planets can now be detected by photography the of measurements hoa reached such an extent that on lenses curvatures of 1 of an inch can be measured experiments show that nitrate of silver and thallium loth metals combine in equal proportions at 75 degrees centigrade into a clear liquid which mixes with water in all proportions liquid air is now an article of commerce and is expected to prove of values not only for refrigeration but as n source of oxygen nitrogen is eliminated until the product contains 70 per cent oxygen appendicitis according to prof Dicu lafoy of paris is generally due to the progressive formation of a calculus analogous analo gois to the stones formed in the liver and kidneys lie thinks his theory is confirmed by some recent experiments in which appendicitis was produced by surgical means in rabbits |