1C2 
ON A TABLE OF STAXDAKD WAVE LEXGTIIS OF THE SPECTRAL LINES. 
9 
t 
t 
*^^7 apart. 
svmmetrical group in carbon 
s of the carbou J^and. 
§ Second head of carbon band. 
II First line of first head of carbon band 
IT Edee of first head of carbon band. 
