Contribution To Solar Physics: I. A Popu

I. a Popular Account of Inquiries Into the Physical Constitution of the Sun, with Special Reference to Recent Spectroscopic Researches; II. Communication to the... » 

I. a Popular Account of Inquiries Into the Physical Constitution of the Sun, with Special Reference to Recent Spectroscopic Researches; II. Communication to the Royal Society of London, and the French Academy of Sciences, Wi «