...lines due to the absorption of the hydrogen In Slrlus or In Vega. Iron from our mines was linematched, light for dark, with stellar Iron from opposite parts...to be widely diffused through the celestial spaces. This time was, Indeed, one of strained expectation and of scientific exaltation for the astronomer,...

...lines due to the absorption of the hydrogen in Sirius or in Vega. Iron from our mines was line-matched, light for dark, with stellar iron from opposite parts...to be widely diffused through the celestial spaces. This time was, indeed, one of strained expectation and of scientific exaltation for the astronomer,...

...lines due to the absorption of the hydrogen in Sirius or in Vega. Iron from our mines was line-matched, light for dark, with stellar iron from opposite parts...to be widely diffused through the celestial spaces. more than usually toilsome ; indeed, it has demanded a sacrifice of time very great when compared with...