...width corresponding to the slit, and defined at both edges, and undoubtedly not durable. The line of nitrogen when compared with it appeared double, and...by observation with the more powerful spectroscope C. The question suggests itself whether, under any conditions of pressure and temperature, the double...

...width corresponding to the slit, and defined at both edges, and undoubtedly not double. The line of nitrogen when compared with it appeared double, and...by observation with the more powerful spectroscope C. The question suggests itself whether, under any conditions of pressure and temperature, the double...

...width corresponding to the slit, and defined at both edges, and undoubtedly not double. The line of nitrogen when compared with it appeared double, and...by observation with the more powerful spectroscope C. The question suggests itself whether, under any conditions of pressure and temperature, the double...

...width corresponding to the slit, and defined at both edges, and undoubtedly not double. The line of nitrogen when compared with it appeared double, and...by observation with the more powerful spectroscope C. The question suggests itself whether, under any conditions of pressure and temperature, the double...

...seen in nelmlalS II. IV. (Phil. Trans. U'64, p. 441i. edges, and undoubtedly not double. The line of nitrogen when compared with it appeared double, and...by observation with the more powerful spectroscope c. The question suggests itself whether, under any conditions of pressure and temperature, the double...

...seen in nelnilalg II IV. (Phi). Trims. 1,CG4, p. 441). edges, and undoubtedly not double. The line of nitrogen when compared with it appeared double, and...by observation with the more powerful spectroscope c. The question suggests itself whether, under any conditions of pressure and temperature, the double...

...seen in nehnlalS H. IV. (Phil. Trans. 1864, p. 441). EE edges, and undoubtedly not double. The line of nitrogen when compared with it appeared double, and...by observation with the more powerful spectroscope c. The question suggests itself whether, under any conditions of pressure and temperature, the double...

...double, and each component is nebulous and broader than the line of the nebulse. The nebular line is apparently coincident with the middle of the less refrangible line of the double line of nitrogen.f The third and fourth lines of the nebular spectrum are undoubtedly those of hydrogen, but...

...this line with the brightest line in the spectrum of nitrogen that the nebular line was " sensibly coincident with the middle of the less refrangible line of the double line of nitrogen." To avoid repetition I will call this line N\. Except where it is otherwise stated, I use this line...

...this line with the brightest line in the spectrum of nitrogen that the nebular line was " sensibly coincident with the middle of the less refrangible line of the double line of nitrogen." To avoid repetition I will call this line Nj. Except where it is otherwise stated, I use this line...