684 



BEPORT — 1893. 



Table I. — Average Number of Molecules of Gas to every one whose Speed 

 is sufficiently great to overcome the Attraction of the Corresponding Body. 



Table II. — Relative Densities of Oxygen and Hydrogen in a Permanent 

 Distribution, taking their Densities at the Earth's Surface as Unity. 



Table III. — Relative Densities in a Permanent Distribution, tahing the 

 Average Densities of Distribution in Interstellar Space as Unity. 



