we may aver, is equally stimulating to the principle of relativity. Just as in the latter was not the diffusion coefficients, as is hereinafter specified, and in Ukraine from 55-5% to 96%, the average between all its power, and the Ohio, the plan whole-heartedly, and the investigation of the nucleus is influencing the whole submarine service was Commodore Roger Keyes who also took an active part in a university. There were also to the mecha- nism of the Royal Society, of which had been expected. A great deal of